Non-Cochrane · aetiology · PM42246314

Association between asthma, allergic rhinitis, atopic dermatitis, and dental caries: evidence from systematic review with meta-analysis and Mendelian randomisation investigation.

Yu Qi, Lan Lei, Li Yachun, et al. · Journal of global health · 2026 · PubMed · doi:10.7189/jogh.16.04223

Findings

81 findings

Population
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPlaque index
Community and clinic populations in 22 countries/regions · Standardized mean difference (Hedges g)
SMD 2.14 [-1.63, 5.91]
GRADE not reported
6 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): study design: cohort vs case-control
Meta-regression coefficient (beta) -0.879 [-2.722, 0.964]
GRADE not reported
13 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): study design: cohort vs case-control
Meta-regression coefficient (beta) -0.420 [-2.844, 2.004]
GRADE not reported
30 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions
OR 1.44 [1.17, 1.76]
GRADE not reported
22 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmadefs/dfs (primary dentition decayed, extracted, filled surfaces)
Community and clinic populations in 22 countries/regions
WMD 1.99 [0.63, 3.36]
GRADE not reported
5 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions
WMD 4.49 [0.89, 8.10]
GRADE not reported
13 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): median age (per year)
OR (meta-regression) 0.998 [0.986, 1.011]
GRADE not reported
22 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmadmft/dft (primary dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Standardized mean difference (Hedges g)
SMD 0.08 [-0.26, 0.42]
GRADE not reported
7 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): median age (per year)
Meta-regression coefficient (beta) 0.034 [-0.004, 0.723]
GRADE not reported
30 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): severe asthma proportion (per 1%)
Meta-regression coefficient (beta) 0.283 [-1.695, 2.261]
GRADE not reported
9 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): severe asthma proportion (per 1%)
Meta-regression coefficient (beta) -0.311 [-2.534, 1.912]
GRADE not reported
12 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): fluoride exposure: high vs low
Meta-regression coefficient (beta) -0.177 [-2.508, 2.155]
GRADE not reported
10 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmadefs/dfs (primary dentition decayed, extracted, filled surfaces)
Community and clinic populations in 22 countries/regions · Standardized mean difference (Hedges g)
SMD 0.40 [0.12, 0.67]
GRADE not reported
5 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): study design: cross-sectional vs case-control
Meta-regression coefficient (beta) 0.630 [-0.608, 1.869]
GRADE not reported
30 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): study design: cohort vs case-control
OR (meta-regression) 0.650 [0.416, 1.017]
GRADE not reported
22 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): dentition stage: permanent vs mixed
Meta-regression coefficient (beta) 0.631 [-0.511, 1.774]
GRADE not reported
30 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): male proportion (per 1%)
OR (meta-regression) 2.086 [0.389, 11.19]
GRADE not reported
20 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): publication year (per year)
OR (meta-regression) 0.994 [0.966, 1.022]
GRADE not reported
22 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Standardized mean difference (Hedges g)
SMD 1.39 [-0.26, 3.05]
GRADE not reported
13 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): imaging in caries diagnosis: yes vs no
OR (meta-regression) 1.420 [0.696, 2.899]
GRADE not reported
22 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): dentition stage: permanent vs mixed
Meta-regression coefficient (beta) -0.544 [-1.523, 0.435]
GRADE not reported
13 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): fluoride exposure: moderate vs low
Meta-regression coefficient (beta) -5.192 [-9.785, -0.599]
GRADE not reported
6 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): socioeconomic status (per 1 unit SDI)
Meta-regression coefficient (beta) -5.462 [-9.161, -1.764]
GRADE not reported
13 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): fluoride exposure: moderate vs low
OR (meta-regression) 0.964 [0.305, 3.046]
GRADE not reported
9 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmadmft/dft (primary dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions
WMD 0.17 [-0.60, 0.93]
GRADE not reported
7 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): diagnostic criteria: WHO vs other criteria
Meta-regression coefficient (beta) 0.462 [-1.432, 2.355]
GRADE not reported
30 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): diagnostic criteria: WHO+ICDAS vs other criteria
Meta-regression coefficient (beta) -0.413 [-3.236, 2.411]
GRADE not reported
30 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): diagnostic criteria: WHO vs other criteria
Meta-regression coefficient (beta) 0.571 [-0.564, 1.705]
GRADE not reported
13 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): socioeconomic status (per 1 unit SDI)
OR (meta-regression) 0.257 [0.069, 0.955]
GRADE not reported
22 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): fluoride exposure: high vs low
Meta-regression coefficient (beta) -5.192 [-11.341, 0.956]
GRADE not reported
6 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): study design: cross-sectional vs case-control
Meta-regression coefficient (beta) -0.769 [-1.828, 0.291]
GRADE not reported
13 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Standardized mean difference (Hedges g)
SMD 0.92 [0.32, 1.52]
GRADE not reported
31 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): socioeconomic status (per 1 unit SDI)
Meta-regression coefficient (beta) -1.622 [-6.675, 3.432]
GRADE not reported
30 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): publication year (per year)
Meta-regression coefficient (beta) 0.126 [0.061, 0.191]
GRADE not reported
13 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): imaging in caries diagnosis: yes vs no
Meta-regression coefficient (beta) -0.472 [-1.784, 0.841]
GRADE not reported
13 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): publication year (per year)
Meta-regression coefficient (beta) 0.038 [-0.040, 0.116]
GRADE not reported
30 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): median age (per year)
Meta-regression coefficient (beta) -0.031 [-0.086, 0.023]
GRADE not reported
13 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): dentition stage: permanent vs primary
OR (meta-regression) 1.085 [0.614, 1.917]
GRADE not reported
22 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPlaque index
Community and clinic populations in 22 countries/regions
WMD 0.18 [0.04, 0.33]
GRADE not reported
6 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): diagnostic criteria: WHO+ICDAS vs other criteria
OR (meta-regression) 0.764 [0.441, 1.325]
GRADE not reported
22 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): male proportion (per 1%)
Meta-regression coefficient (beta) -2.899 [-8.134, 2.337]
GRADE not reported
24 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): fluoride exposure: high vs low
OR (meta-regression) 0.727 [0.245, 2.161]
GRADE not reported
9 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFS (permanent dentition decayed, missing, filled surfaces)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): male proportion (per 1%)
Meta-regression coefficient (beta) -2.791 [-7.467, 1.885]
GRADE not reported
12 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): study design: cross-sectional vs case-control
OR (meta-regression) 0.720 [0.470, 1.101]
GRADE not reported
22 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): severe asthma proportion (per 1%)
OR (meta-regression) 12.42 [1.354, 113.9]
GRADE not reported
9 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): dentition stage: mixed vs primary
OR (meta-regression) 1.122 [0.663, 1.899]
GRADE not reported
22 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions
WMD 1.64 [0.80, 2.48]
GRADE not reported
31 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaPresence of dental caries
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): diagnostic criteria: WHO vs other criteria
OR (meta-regression) 1.021 [0.696, 1.497]
GRADE not reported
22 studies
People with and without the allergic disease in observational studies (majority under 18 years)AsthmaNo asthmaDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Meta-regression (asthma): fluoride exposure: moderate vs low
Meta-regression coefficient (beta) -1.832 [-4.164, 0.499]
GRADE not reported
10 studies
People with and without the allergic disease in observational studies (majority under 18 years)Allergic rhinitisNo allergic rhinitisPresence of dental caries
Community and clinic populations in 22 countries/regions
OR 1.01 [0.86, 1.18]
GRADE not reported
3 studies
People with and without the allergic disease in observational studies (majority under 18 years)Allergic rhinitisNo allergic rhinitisDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions
WMD -0.36 [-1.08, 0.37]
GRADE not reported
5 studies
People with and without the allergic disease in observational studies (majority under 18 years)Allergic rhinitisNo allergic rhinitisPlaque index
Community and clinic populations in 22 countries/regions · Standardized mean difference (Hedges g)
SMD -0.33 [-0.68, 0.03]
GRADE not reported
1 study
People with and without the allergic disease in observational studies (majority under 18 years)Allergic rhinitisNo allergic rhinitisDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Standardized mean difference (Hedges g)
SMD -0.61 [-1.58, 0.35]
GRADE not reported
5 studies
People with and without the allergic disease in observational studies (majority under 18 years)Allergic rhinitisNo allergic rhinitisPlaque index
Community and clinic populations in 22 countries/regions
WMD -0.07 [-0.14, 0.00]
GRADE not reported
1 study
People with and without the allergic disease in observational studies (majority under 18 years)Atopic dermatitisNo atopic dermatitisPresence of dental caries
Community and clinic populations in 22 countries/regions
OR 1.09 [1.01, 1.17]
GRADE not reported
4 studies
People with and without the allergic disease in observational studies (majority under 18 years)Atopic dermatitisNo atopic dermatitisDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions
WMD 0.43 [-0.01, 0.87]
GRADE not reported
1 study
People with and without the allergic disease in observational studies (majority under 18 years)Atopic dermatitisNo atopic dermatitisDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Standardized mean difference (Hedges g)
SMD 0.06 [-0.02, 0.14]
GRADE not reported
1 study
People with and without the allergic disease in observational studies (majority under 18 years)Any of asthma, allergic rhinitis or atopic dermatitisNo allergic diseasePresence of dental caries
Community and clinic populations in 22 countries/regions · Leave-one-out sensitivity: highest pooled estimate
OR 1.29 [1.12, 1.48]
GRADE not reported
Studies not reported
People with and without the allergic disease in observational studies (majority under 18 years)Any of asthma, allergic rhinitis or atopic dermatitisNo allergic diseasePlaque index
Community and clinic populations in 22 countries/regions · Standardized mean difference (Hedges g)
SMD 1.78 [-1.47, 5.03]
GRADE not reported
7 studies
People with and without the allergic disease in observational studies (majority under 18 years)Any of asthma, allergic rhinitis or atopic dermatitisNo allergic diseaseDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Leave-one-out sensitivity: highest pooled estimate
WMD 1.40 [0.65, 2.14]
GRADE not reported
Studies not reported
People with and without the allergic disease in observational studies (majority under 18 years)Any of asthma, allergic rhinitis or atopic dermatitisNo allergic diseasePlaque index
Community and clinic populations in 22 countries/regions
WMD 0.14 [-0.01, 0.28]
GRADE not reported
7 studies
People with and without the allergic disease in observational studies (majority under 18 years)Any of asthma, allergic rhinitis or atopic dermatitisNo allergic diseaseDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Standardized mean difference (Hedges g)
SMD 0.68 [0.14, 1.23]
GRADE not reported
37 studies
People with and without the allergic disease in observational studies (majority under 18 years)Any of asthma, allergic rhinitis or atopic dermatitisNo allergic diseaseDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions
WMD 1.31 [0.58, 2.05]
GRADE not reported
37 studies
People with and without the allergic disease in observational studies (majority under 18 years)Any of asthma, allergic rhinitis or atopic dermatitisNo allergic diseasePresence of dental caries
Community and clinic populations in 22 countries/regions · Leave-one-out sensitivity: lowest pooled estimate
OR 1.20 [1.08, 1.32]
GRADE not reported
Studies not reported
People with and without the allergic disease in observational studies (majority under 18 years)Any of asthma, allergic rhinitis or atopic dermatitisNo allergic diseaseDMFT (permanent dentition decayed, missing, filled teeth)
Community and clinic populations in 22 countries/regions · Leave-one-out sensitivity: lowest pooled estimate
WMD 0.99 [0.47, 1.51]
GRADE not reported
Studies not reported
People with and without the allergic disease in observational studies (majority under 18 years)Any of asthma, allergic rhinitis or atopic dermatitisNo allergic diseasePresence of dental caries
Community and clinic populations in 22 countries/regions
OR 1.26 [1.11, 1.43]
GRADE not reported
29 studies
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted asthma liabilityGenetically predicted lower asthma liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Simple mode (64 SNPs)
OR 1.12 [0.88, 1.42]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted asthma liabilityGenetically predicted lower asthma liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Weighted median (64 SNPs)
OR 1.07 [0.96, 1.19]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted asthma liabilityGenetically predicted lower asthma liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: MR-Egger (64 SNPs)
OR 1.11 [0.93, 1.34]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted asthma liabilityGenetically predicted lower asthma liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Weighted mode (64 SNPs)
OR 1.04 [0.86, 1.26]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted asthma liabilityGenetically predicted lower asthma liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Inverse variance weighted (64 SNPs)
OR 1.09 [1.02, 1.17]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted allergic rhinitis liabilityGenetically predicted lower allergic rhinitis liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Weighted median (10 SNPs)
OR 0.94 [0.81, 1.09]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted allergic rhinitis liabilityGenetically predicted lower allergic rhinitis liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: MR-Egger (10 SNPs)
OR 0.86 [0.55, 1.34]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted allergic rhinitis liabilityGenetically predicted lower allergic rhinitis liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Simple mode (10 SNPs)
OR 0.96 [0.77, 1.20]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted allergic rhinitis liabilityGenetically predicted lower allergic rhinitis liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Inverse variance weighted (10 SNPs)
OR 0.94 [0.84, 1.05]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted allergic rhinitis liabilityGenetically predicted lower allergic rhinitis liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Weighted mode (10 SNPs)
OR 0.95 [0.76, 1.19]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted atopic dermatitis liabilityGenetically predicted lower atopic dermatitis liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Inverse variance weighted (61 SNPs)
OR 1.05 [0.99, 1.11]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted atopic dermatitis liabilityGenetically predicted lower atopic dermatitis liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Weighted mode (61 SNPs)
OR 0.97 [0.85, 1.10]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted atopic dermatitis liabilityGenetically predicted lower atopic dermatitis liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: MR-Egger (61 SNPs)
OR 1.05 [0.87, 1.26]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted atopic dermatitis liabilityGenetically predicted lower atopic dermatitis liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Simple mode (61 SNPs)
OR 1.00 [0.86, 1.17]
GRADE not reported
Studies not reported
European-ancestry GWAS participants (dental caries GWAS n = 199,565)Genetically predicted atopic dermatitis liabilityGenetically predicted lower atopic dermatitis liabilityPresence of dental caries
Community and clinic populations in 22 countries/regions · MR method: Weighted median (61 SNPs)
OR 1.00 [0.92, 1.08]
GRADE not reported
Studies not reported

Included primary studies 55

Open in Studies
StudyYearAlso included byOutcomes it informs hereTrial data
Alaki 2013
The effects of asthma and asthma medication on dental caries and salivary characteristics in children.
PMID:23534042
2013this review onlynot statednot extracted yet
Arafa 2019
Impact of Secretory Immunoglobulin A Level on Dental Caries Experience in Asthmatic Children.
PMID:32440047
2019this review onlynot statednot extracted yet
Bahrololoomi 2018
Effect of inhaled medication on dental caries index in asthmatic children.
PMID:29402495
2018this review onlynot statednot extracted yet
Bairappan 2020
Impact of asthma and its medication on salivary characteristics and oral health in adolescents: A cross-sectional comparative study.
PMID:32357265
2020this review onlynot statednot extracted yet
Bakhshaee 2017
Allergic rhinitis and dental caries in preschool children.
PMID:29238375
2017this review onlynot statednot extracted yet
Bansal 2021
Oral health assessment in children aging 8-15 years with bronchial asthma using inhalation medication.
PMID:35465277
2022this review onlynot statednot extracted yet
Botelho 2011
Cariogenic microorganisms and oral conditions in asthmatic children.
PMID:21822017
2011this review onlynot statednot extracted yet
Brasil-Oliveira 2020
Oral health-related quality of life in individuals with severe asthma.
PMID:33174972
2020this review onlynot statednot extracted yet
Brigic 2015
Antiasthmatic Inhaled Medications as Favoring Factors for Increased Concentration of Streptococcus Mutans.
PMID:26543413
2015this review onlynot statednot extracted yet
Chala 2017
Association between untreated carious lesions and asthma in adults at Rabat University Hospital, Morocco: a cross sectional study.
PMID:28651623
2017this review onlynot statednot extracted yet
Chellaih 2016
Effect of anti-asthmatic drugs on dental health: A comparative study.
PMID:27829752
2016this review onlynot statednot extracted yet
Chuang 2018
Allergic rhinitis, rather than asthma, is a risk factor for dental caries.
PMID:28585768
2018this review onlynot statednot extracted yet
Chumpitaz-Cerrate 2020
Impact of inhaler use on dental caries in asthma pediatrics patients: A case-control study.
PMID:31984694
2020this review onlynot statednot extracted yet
Davidović 2022
Does bronchial asthma influences dental health of the diseased children?
DOI:10.2298/vsp171111007d
2022this review onlynot statednot extracted yet
Dhinsa 2021
Assessment of Oral Health-related Quality of Life in Patients Suffering from Systemic Diseases.
PMID:35110871
2021this review onlynot statednot extracted yet
Ehsani 2013
Oral health status in preschool asthmatic children in Iran.
PMID:23893809
2013this review onlynot statednot extracted yet
Ersin 2006
Oral and dental manifestations of young asthmatics related to medication, severity and duration of condition.
PMID:17168972
2006this review onlynot statednot extracted yet
Fathima 2019
Evaluation of Salivary Parameters and Oral Health Status Among Asthmatic and Nonasthmatic Adult Patients Visiting a Tertiary Care Hospital.
PMID:31803547
2019this review onlynot statednot extracted yet
Flexeder 2020
Is There an Association between Asthma and Dental Caries and Molar Incisor Hypomineralisation?
PMID:31786571
2020this review onlynot statednot extracted yet
Godara 2013
Evaluation of cariogenic potential of dry powder inhalers: A case-control study.
PMID:23741091
2013this review onlynot statednot extracted yet
Hassanpour 2019
matched by author and year (probable)
NRthis review onlynot statednot extracted yet
Ho 2019
Allergic rhinitis, rather than asthma, might be associated with dental caries, periodontitis, and other oral diseases in adults.
PMID:31565570
2019this review onlynot statednot extracted yet
Katebi 2024
The relationship between dental caries with asthma, disease duration, and type of medications in the Azar cohort population.
PMID:39702119
2024this review onlynot statednot extracted yet
Khalifa 2014
Salivary composition and dental caries among children controlled asthmatics
DOI:10.1016/j.ejcdt.2014.05.003
2014this review onlynot statednot extracted yet
Khalilzadeh 2007
matched by author and year (probable)
NRthis review onlynot statednot extracted yet
Kim 2019
Effect of Allergic Rhinitis and Asthma on Oral Health
DOI:10.17135/jdhs.2019.19.4.228
2019this review onlynot statednot extracted yet
Kumar 2019
Evaluation of oral health of 6 to 10-year-old asthmatic children receiving bronchodilator through inhaler.
PMID:31854355
2019this review onlynot statednot extracted yet
Laurikainen 1998
Comparison of the oral health status and salivary flow rate of asthmatic patients with those of nonasthmatic adults--results of a pilot…
PMID:9542614
1998this review onlynot statednot extracted yet
Lenander-Lumikari 1998
Stimulated salivary flow rate and composition in asthmatic and non-asthmatic adults.
PMID:9602294
1998this review onlynot statednot extracted yet
Marković 2015
[Oral Health in Children with Asthma].
PMID:26727860
2015this review onlynot statednot extracted yet
Mazzoleni 2008
Dental caries in children with asthma undergoing treatment with short-acting beta2-agonists.
PMID:18844442
2008this review onlynot statednot extracted yet
Mehta 2009
Bronchial asthma and dental caries risk: results from a case control study.
PMID:19575055
2009this review onlynot statednot extracted yet
Mohomed 2021
The Impact Of Anti- Asthmatic Medications On Salivary pH And Dental Caries Pattern In A Group Of Egyptian Children With Bronchial Asthma:…
DOI:10.21608/adjc.2021.66820.1091
2021this review onlynot statednot extracted yet
Nørrisgaard 2023
Asthma medication and risk of dental diseases in children - A prospective cohort study.
PMID:37877844
2023this review onlynot statednot extracted yet
Park 2021
Dental Caries in Adults with Atopic Dermatitis: A Nationwide Cross-Sectional Study in Korea.
PMID:33935457
2021this review onlynot statednot extracted yet
Ramos-Ríos 2017
[Asthma-associated oral and dental health repercussions in children aged 6 to 12 years].
PMID:29046025
2017this review onlynot statednot extracted yet
Rezende 2019
Asthma and oral changes in children: Associated factors in a community of southern Brazil.
PMID:30807677
2019this review onlynot statednot extracted yet
Santos 2012
Assessing caries, dental plaque and salivary flow in asthmatic adolescents using inhaled corticosteroids.
PMID:21862197
2012this review onlynot statednot extracted yet
Segal 2001
Dental Caries in Children with Chronic Idiopathic Urticaria in Israel
DOI:10.1089/088318701750314563
2001this review onlynot statednot extracted yet
Shah 2021
Association between asthma and dental caries in US (United States) adult population.
PMID:32552098
2021this review onlynot statednot extracted yet
Shahin 2025
Association of Adult Atopic Dermatitis with Impaired Oral Health and Oral Dysbiosis: A Case-Control Study.
PMID:39523189
2025this review onlynot statednot extracted yet
Shulman 2001
The association between asthma and dental caries in children and adolescents: A population-based case-control study.
PMID:11423718
2001this review onlynot statednot extracted yet
Silverberg 2013
Association between severe eczema in children and multiple comorbid conditions and increased healthcare utilization.
PMID:23773154
2013this review onlynot statednot extracted yet
Smirnova 2020
Associations of self-reported atopic dermatitis with comorbid conditions in adults: a population-based cross-sectional study.
PMID:33334332
2020this review onlynot statednot extracted yet
Stensson 2008
Oral health in preschool children with asthma.
PMID:18489575
2008this review onlynot statednot extracted yet
Stensson 2010
Caries prevalence, caries-related factors and plaque pH in adolescents with long-term asthma.
PMID:21051892
2010this review onlynot statednot extracted yet
Stensson 2011
Oral health in young adults with long-term, controlled asthma.
PMID:21231815
2011this review onlynot statednot extracted yet
Świątkowska-Bury 2022
The use of anti-asthmatic inhalation therapy and the risk of dental caries in a group of Polish children: a prospective study.
PMID:35722850
2022this review onlynot statednot extracted yet
Tanaka 2008
Dental caries and allergic disorders in Japanese children: the Ryukyus Child Health Study.
PMID:18972298
2008this review onlynot statednot extracted yet
Ucuncu 2024
A comparative evaluation of the effects of respiratory diseases on dental caries.
PMID:38172821
2024this review onlynot statednot extracted yet
Vázquez 2011
Association between asthma and dental caries in the primary dentition of Mexican children.
PMID:21633854
2011this review onlynot statednot extracted yet
Vázquez-Nava 2008
Allergic rhinitis, feeding and oral habits, toothbrushing and socioeconomic status. Effects on development of dental caries in primary…
PMID:18367835
2008this review onlynot statednot extracted yet
Vitale 2023
Oral findings in pediatric patients with allergic rhinitis and asthma: a cohort study of an Italian setting.
PMID:37997235
2023this review onlynot statednot extracted yet
Wu 2019
Asthma medication increases dental caries among children in Taiwan: An analysis using the National Health Insurance Research Database.
PMID:31890131
2019this review onlynot statednot extracted yet
Yılmaz 2025
Comparison of oral and dental health between children on therapy for asthma and allergic rhinitis and their healthy peers
DOI:10.5114/pja.2024.145209
2025this review onlynot statednot extracted yet

Review question

ElementPlanned (methods)Found (results)
PopulationPeople with asthma, allergic rhinitis or atopic dermatitis (well-described clinical or laboratory diagnoses)60 studies, 343,975 participants, 22 countries/regions; 42/60 studies in populations younger than 18 years; asthma (22 studies for caries presence), allergic rhinitis (3), atopic dermatitis (4)
InterventionAllergic disease (asthma, allergic rhinitis, atopic dermatitis) as the exposureAsthma, allergic rhinitis, atopic dermatitis
ComparisonPeople without the allergic diseaseNon-allergic controls
OutcomesDental caries presence/prevalence and severity (dmft, defs, DMFT, DMFS, plaque index), clinically diagnosedPresence of caries (OR), DMFT, DMFS, dmft/dft, defs/dfs and plaque index (WMD, SMD); MR odds ratios for caries
Study designsCross-sectional, case-control and cohort studies; no language restriction; plus two-sample Mendelian randomization28 case-control, 25 cross-sectional and remaining cohort studies; two-sample MR using GWAS summary data (European)
TimingNot specifiedNot specified