Preterm birth < 32 weeks · women with singleton pregnancies and threatened preterm labor (PTL) between 23 to 35 weeks
It is very uncertain whether main comparison (FFN knowledge changes preterm birth < 32 weeks compared with no knowledge) (very low certainty).
1 finding from 1 review
Culture‐proven sepsis with supplemented probiotic · preterm infants
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Death · preterm infants
1 finding from 1 review
Neonatal sepsis ≤ 3 days · preterm infants
1 finding from 1 review
NEC ≥ stage II · preterm infants
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Death or severe NEC · preterm infants
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Any late‐onset sepsis ‐ all infants · preterm infants
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Caries (DMFT) and enamel defects · Preterm children (about 8 years old) in the United Arab Emirates (Dubai)
One study found preterm children had higher DMFT and a fourfold higher prevalence of enamel defects than full-term children (narrative synthesis; not GRADE-rated).
1 finding from 1 review
Alshehhi et al. (Dubai) reported a significantly higher mean DMFT (1.00 vs 0.38) and a 4-times higher prevalence of enamel defects (58.15% vs 24.2%; OR 4.33, 95% CI 2.01-9.36) in preterm vs full-term children, highest…
1 study
GRADE not reported
Intervention not reported
Any preterm birth (birth < 37 weeks) · women with a previous stillbirth of > 20 weeks' gestation who are pregnant or considering a subsequent pregnancy
It is very uncertain whether the intervention changes any preterm birth (birth < 37 weeks) (very low certainty).
1 finding from 1 review
Intervention not reported
Any preterm birth (birth < 37 weeks) · women with a previous stillbirth of ≥ 20 weeks' gestation who are pregnant or considering a subsequent pregnancy
The intervention showed no clear difference in any preterm birth (birth < 37 weeks) (low certainty).
1 finding from 1 review
Preterm birth · preterm prelabour rupture of membranes (PPROM)
It is very uncertain whether SOF Immunological sealant changes preterm birth less than 37 weeks' gestation compared with standard care (very low certainty).
1 finding from 1 review
Preterm birth · preterm prelabour rupture of membranes (PPROM)
1 finding from 1 review
Periodontitis (exposure) vs No periodontitis
Preterm birth (<37 weeks) · Pregnant women
Country socio-economic status: developing: OR 3.08 (2.22 to 4.26) for preterm birth, significant.
1 finding from 1 review
OR 3.08 [2.22, 4.26]
7 studies
GRADE not reported
Periodontitis (exposure) vs No periodontitis
Preterm birth (<37 weeks) · Pregnant women
Periodontitis definition: >=4 mm CAL: OR 2.15 (1.44 to 3.21) for preterm birth, significant.
1 finding from 1 review
OR 2.15 [1.44, 3.21]
2 studies
GRADE not reported
Periodontitis (exposure) vs No periodontitis
Preterm birth (<37 weeks) · Pregnant women
Periodontitis definition: PPD >3 mm: OR 2.43 (1.68 to 3.52) for preterm birth, significant.
1 finding from 1 review
OR 2.43 [1.68, 3.52]
8 studies
GRADE not reported
Periodontitis (exposure) vs No periodontitis
Preterm birth (<37 weeks) · Pregnant women
Continent: South America: OR 4.03 (2.71 to 6.00) for preterm birth, significant.
1 finding from 1 review
OR 4.03 [2.71, 6.00]
3 studies
GRADE not reported
Periodontitis (exposure) vs No periodontitis
Preterm birth (<37 weeks) · Pregnant women
Country socio-economic status: developed: OR 1.61 (1.25 to 2.07) for preterm birth, significant.
1 finding from 1 review
OR 1.61 [1.25, 2.07]
4 studies
GRADE not reported
Periodontitis (exposure) vs No periodontitis
Preterm birth (<37 weeks) · Pregnant women
Study design: case-control: OR 2.86 (1.73 to 4.72) for preterm birth, significant.
1 finding from 1 review
Periodontitis (exposure) vs No periodontitis
Preterm birth (<37 weeks) · Pregnant women
Periodontitis definition: PPD >2 mm: OR 2.87 (1.65 to 4.99) for preterm birth, significant.
1 finding from 1 review
OR 2.87 [1.65, 4.99]
2 studies
GRADE not reported
Periodontitis (exposure) vs No periodontitis
Preterm birth (<37 weeks) · Pregnant women
Examined teeth: full mouth excluding third molars: OR 1.96 (1.50 to 2.56) for preterm birth, significant.
1 finding from 1 review
OR 1.96 [1.50, 2.56]
5 studies
GRADE not reported