Non-Cochrane · aetiology · PM42882208
Effect of Overweight/Obesity on Traumatic Dental Injuries in Children and Adolescents: A Systematic Review with Meta-Analysis.
Islam Anika, Papageorgiou Spyridon N, Hamza Blend, et al. · Journal of clinical medicine · 2026 · PubMed · doi:10.3390/jcm15197749
Findings
Population Children and adolescents under 18 years
45 findings
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Meta-regression: Male percentage per 10 percentage points | Meta-regression coefficient -0.07 [-0.4, 0.26] GRADE not reported 26 studies · 23772 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Other diagnostic criteria | OR 1.26 [0.53, 2.96] GRADE not reported 5 studies · 7142 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Permanent dentition | OR 1.63 [1.12, 2.39] GRADE not reported 12 studies · 8886 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Sample 500 to under 1000 | OR 1.75 [1.28, 2.41] GRADE not reported 10 studies · 6990 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries UK Children’s Dental Health Survey criteria | OR 1.56 [0.92, 2.63] GRADE not reported 5 studies · 6530 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Crude estimates | OR 1.41 [1.05, 1.9] GRADE not reported 14 studies |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Adjusted estimates | OR 1.56 [1.18, 2.08] GRADE not reported 12 studies |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Sample 1000 or more | OR 1.24 [0.84, 1.84] GRADE not reported 9 studies · 14819 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries | OR 1.48 [1.22, 1.8] 68 [33, 107] per 1000 Very low Downgraded: risk of bias, inconsistency 26 studies · 23772 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Various dentitions | OR 1.17 [0.89, 1.54] GRADE not reported 8 studies · 10015 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Cross-sectional studies | OR 1.48 [1.18, 1.84] GRADE not reported 22 studies · 21518 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Deciduous dentition | OR 1.95 [1.34, 2.85] GRADE not reported 5 studies · 4101 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Andreasen criteria | OR 1.53 [1.21, 1.94] GRADE not reported 14 studies · 8902 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Cohort studies | OR 1.56 [0.4, 6.05] GRADE not reported 3 studies · 1748 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Sample under 500 | OR 1.48 [0.95, 2.3] GRADE not reported 7 studies · 1963 participants |
| Overweight or obesity | Underweight or normal weight; some studies include overweight in comparator | Prevalence of traumatic dental injuries Meta-regression: Mean age per year | Meta-regression coefficient -0.04 [-0.1, 0.01] GRADE not reported 23 studies · 22393 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Permanent dentition | OR 1.05 [0.44, 2.5] GRADE not reported 5 studies · 3674 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Sample 500 to under 1000 | OR 1.43 [0.46, 4.39] GRADE not reported 4 studies · 2582 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Cohort studies | OR 0.53 [0.36, 0.77] GRADE not reported 2 studies · 1130 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Sample under 500 | OR 1.12 [0.68, 1.86] GRADE not reported 4 studies · 1317 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries UK Children’s Dental Health Survey criteria | OR 1.27 GRADE not reported 2 studies · 1952 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Sample 1000 or more | OR 0.91 [0.84, 0.99] GRADE not reported 2 studies · 2644 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Meta-regression: Male percentage per 10 percentage points | Meta-regression coefficient 0.02 [-0.91, 0.95] GRADE not reported 10 studies · 6543 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Adjusted estimates | OR 1.07 [0.38, 2.95] GRADE not reported 3 studies |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries | OR 1.13 [0.79, 1.62] 23 [-41, 100] per 1000 Very low Downgraded: risk of bias, inconsistency 10 studies · 6543 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Cross-sectional studies | OR 1.35 [0.94, 1.92] GRADE not reported 7 studies · 4968 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Deciduous dentition | OR 1.28 [0.71, 2.33] GRADE not reported 2 studies · 621 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Meta-regression: Mean age per year | Meta-regression coefficient -0.06 [-0.17, 0.05] GRADE not reported 8 studies · 5775 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Andreasen criteria | OR 1.06 [0.68, 1.65] GRADE not reported 6 studies · 3536 participants |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Crude estimates | OR 1.19 [0.72, 1.97] GRADE not reported 7 studies |
| Overweight | Underweight or normal weight | Prevalence of traumatic dental injuries Various dentitions | OR 1.22 [0.5, 2.98] GRADE not reported 3 studies · 2248 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Sample 1000 or more | OR 1.13 [0.02, 77.11] GRADE not reported 2 studies · 2346 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Sample under 500 | OR 1.74 [1.31, 2.31] GRADE not reported 3 studies · 842 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries | OR 1.45 [1.1, 1.96] 76 [18, 146] per 1000 Very low Downgraded: risk of bias, inconsistency 9 studies · 5465 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Cohort studies | OR 1.22 [0.82, 1.8] GRADE not reported 2 studies · 1039 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Crude estimates | OR 1.45 [0.89, 2.36] GRADE not reported 6 studies |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Meta-regression: Mean age per year | Meta-regression coefficient -0.05 [-0.13, 0.03] GRADE not reported 7 studies · 4770 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Cross-sectional studies | OR 1.53 [0.95, 2.46] GRADE not reported 6 studies · 3994 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Deciduous dentition | OR 1.76 [0.46, 6.68] GRADE not reported 2 studies · 578 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Permanent dentition | OR 1.15 [0.53, 2.49] GRADE not reported 4 studies · 2836 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Andreasen criteria | OR 1.65 [1.39, 1.95] GRADE not reported 6 studies · 3150 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Various dentitions | OR 1.72 [1.4, 2.11] GRADE not reported 3 studies · 2051 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Sample 500 to under 1000 | OR 1.46 [0.77, 2.75] GRADE not reported 4 studies · 2277 participants |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Adjusted estimates | OR 1.56 [0.83, 2.9] GRADE not reported 3 studies |
| Obesity | Underweight or normal weight | Prevalence of traumatic dental injuries Meta-regression: Male percentage per 10 percentage points | Meta-regression coefficient -0.04 [-0.75, 0.67] GRADE not reported 9 studies · 5465 participants |
Included primary studies 53
Open in Studies| Study | Year | Also included by | Outcomes it informs here | Trial data |
|---|---|---|---|---|
| Al-Bajjali 2014 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Al-Bajjali 2014 Traumatic dental injuries among 12-year-old Jordanian schoolchildren: an investigation on obesity and other risk factors. PMID:25099379 | 2014 | this review only | not stated | not extracted yet |
| Alshayeb 2025 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Alshayeb 2025 Prevalence and Risk Factors of Traumatic Dental Injuries among Conflict-Affected Schoolchildren in Syria (2023-2024). PMID:40418291 | 2025 | this review only | not stated | not extracted yet |
| Arheiam 2020 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Arheiam 2020 Prevalence and factors associated with traumatic dental injuries among schoolchildren in war-torn Libya. PMID:31743570 | 2020 | this review only | not stated | not extracted yet |
| Aswathikutty 2017 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Aswathikutty 2017 Obesity, physical activity and traumatic dental injuries in adolescents from East London. PMID:27960042 | 2017 | this review only | not stated | not extracted yet |
| Basha 2015 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Basha 2015a Association between Traumatic Dental Injury, Obesity, and Socioeconomic Status in 6- and 13-Year-Old Schoolchildren. PMID:25812163 | 2015 | this review only | not stated | not extracted yet |
| Basha 2015b Incidence of dental trauma among obese adolescents--a 3-year-prospective study. PMID:25425178 | 2015 | this review only | not stated | not extracted yet |
| Basha 2021 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Basha 2021 Traumatic dental injuries in special health care needs children and association with obesity. PMID:33550911 | 2021 | this review only | not stated | not extracted yet |
| Borges 2017 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Borges 2017 Relationship between overweight/obesity in the first year of age and traumatic dental injuries in early childhood: Findings from a birth… PMID:28965356 | 2017 | this review only | not stated | not extracted yet |
| Dharmani 2019 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Dharmani 2019 Prevalence of Traumatic Dental Injuries to Anterior Teeth in 8-12-year-old Schoolchildren of Patiala City, Punjab, India: An… PMID:31496567 | 2019 | this review only | not stated | not extracted yet |
| Goettems 2014 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Goettems 2014 Dental trauma: prevalence and risk factors in schoolchildren. PMID:24916889 | 2014 | this review only | not stated | not extracted yet |
| Granville-Garcia 2006 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Granville-Garcia 2006 Dental trauma and associated factors in Brazilian preschoolers. PMID:17073924 | 2006 | this review only | not stated | not extracted yet |
| Martins 2012 Dental trauma among Brazilian schoolchildren: prevalence, treatment and associated factors. PMID:23043878 | 2012 | this review only | not stated | not extracted yet |
| Martins 2012; 2014 PMID:20122014 | NR | this review only | not stated | not extracted yet |
| Motta-Rego 2022 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Motta-Rego 2022 Association of the prevalence and severity of untreated traumatic dental injuries with body mass index among Brazilian preschool children. PMID:35133712 | 2022 | this review only | not stated | not extracted yet |
| Nicolau 2001 Prevalence, causes and correlates of traumatic dental injuries among 13-year-olds in Brazil. PMID:11678540 | 2001 | this review only | not stated | not extracted yet |
| Nicolau 2001; 2003 PMID:20012003 | NR | this review only | not stated | not extracted yet |
| Nyquist 2018 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Nyquist 2018 Executive Function as a Risk Factor for Incisor Trauma. PMID:29738636 | 2018 | this review only | not stated | not extracted yet |
| Paiva 2014 Estudo exploratório sobre a prevalência de traumatismo dentário e obesidade em escolares de 12 anos de idade em Diamantina, Minas Gerais. DOI:10.7308/aodontol/2014.50.1.05 | 2016 | this review only | not stated | not extracted yet |
| Paiva 2014 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Paul 2022 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Paul 2022 Measurement of association between malocclusion, nutritional status, and dental trauma in adolescents: A cross-sectional study. PMID:36147399 | 2022 | this review only | not stated | not extracted yet |
| Petti 1997 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Petti 1997 Childhood obesity: a risk factor for traumatic injuries to anterior teeth. PMID:9558511 | 1997 | this review only | not stated | not extracted yet |
| Primo-Miranda 2025 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Primo-Miranda 2025 Psychomotor Development and Traumatic Dental Injuries in Preschool. PMID:40536023 | 2025 | this review only | not stated | not extracted yet |
| Saha 2026 Influence of Childhood Sleeping Disorders on Traumatic Dental Injuries and Body Mass Index among School Children: A Cross-sectional Study DOI:10.7860/jcdr/2026/78252.22925 | 2026 | this review only | not stated | not extracted yet |
| Saha 2026 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Soares 2022 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Soares 2022 Association between obesity and traumatic dental injuries in pre-school children-A case-control study. PMID:34783441 | 2022 | this review only | not stated | not extracted yet |
| Soriano 2004 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Soriano 2004 Risk factors related to traumatic dental injuries in Brazilian schoolchildren. PMID:15355382 | 2004 | this review only | not stated | not extracted yet |
| Soriano 2007 Prevalence and risk factors related to traumatic dental injuries in Brazilian schoolchildren. PMID:17635357 | 2007 | this review only | not stated | not extracted yet |
| Soriano 2007; 2009 Chronic temporomandibular joint dislocation by mandibular distraction in a patient with Melnick-needles syndrome. PMID:20072009 | 2010 | this review only | not stated | not extracted yet |
| Tapias 2003 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Tapias 2003 Prevalence of traumatic crown fractures to permanent incisors in a childhood population: Móstoles, Spain. PMID:12752531 | 2003 | this review only | not stated | not extracted yet |
| Teixeira 2011 Traumatic dental injury among 12-year-old South Brazilian schoolchildren: prevalence, severity, and risk indicators. PMID:22453035 | 2013 | this review only | not stated | not extracted yet |
| Teixeira 2011; Dame-Teixeira 2013 Epithelioid hemangioendothelioma of the liver with metastatic coeliac lymph nodes in an 11-year-old boy. PMID:20112013 | 2010 | this review only | not stated | not extracted yet |
| Tsuchiya 2017 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Tsuchiya 2017 Factors associated with sports-related dental injuries among young athletes: a cross-sectional study in Miyagi prefecture. PMID:29284466 | 2017 | this review only | not stated | not extracted yet |
| Vijaykumar 2013 matched by author and year (probable) | NR | this review only | not stated | not extracted yet |
| Vijaykumar 2013 Traumatic Dental Injuries and Its Relation to Overweight among Indian School Children Living in an Urban Area. PMID:24392425 | 2013 | this review only | not stated | not extracted yet |
Review question
| Element | Planned (methods) | Found (results) |
|---|---|---|
| Population | Underage (<18 years) patients of any sex, ethnicity or systemic disease | Children and adolescents, 28,215 patients in 27 studies (54.5% boys; mean age 10.1 years); 23,772 in meta-analysis (n=26 studies) |
| Intervention | Increased body weight (overweight or obese) | Overweight/obese (n=26 studies); overweight (n=10); obese (n=9) |
| Comparison | Patients without increased body weight (normoweight or underweight) | Underweight/normoweight or normoweight (n=26) |
| Outcomes | Prevalence of traumatic dental injuries (primary and sole outcome) | Traumatic dental injuries prevalence (n=26) |
| Study designs | Experimental and observational (randomized and non-randomized) comparative studies; no language, year or status limits | 23 cross-sectional, 3 cohort, 2 case-control per text (Table 1 lists 22 CS, 3 COH, 2 CC; n=27); 26 in meta-analysis |
| Timing | Not specified | Not specified |