evidencegaps
Primary study · included by 1 review

A cluster randomized trial of xylitol chewing gum for prevention of preterm birth: The PPaX trial.

Valentine 2025 · Valentine Gregory C, Antony Kathleen M, Sangi-Haghpeykar Haleh, et al. · Med (New York, N.Y.) · 2025

Included by

Effectiveness of community and primary-care-based maternal oral health interventions on pregnancy and infant outcomes: a systematic review.
Non-Cochrane · intervention · 2026 · cited as Valentine 2025 · Table 1; Figs. 4-6
Outcome this study informsPooled effectEvidenceCertainty
Low birth weight (<2500 g)
Community and primary care based maternal oral health interventions vs Usual antenatal care or no structured oral health intervention · At birth
RR 0.76 [0.51, 1.13]2 studiesLow
Preterm birth (<37 weeks)
Community and primary care based maternal oral health interventions vs Usual antenatal care or no structured oral health intervention · At birth
RR 0.80 [0.60, 1.05]2 studiesLow

1 including review in total.