Paediatric & MIH Study ✓ Peer reviewed

The Relationship Between Neonatal and Maternal Factors and the Timing of Primary Tooth Eruption in Preterm Infants: An Observational Study in Iran.

Health science reports · Farani AK, Parsaei M, Taghizadeh A, Kharazifard MJ, Manifar S, Koopaie M, Zarkesh MR, Hantoushzadeh S · 2026-08-09

Researchers tracked primary tooth eruption in 145 preterm infants in Iran, finding that breastfeeding predicted earlier eruption by chronological age, while smaller birth measurements and greater prematurity predicted earlier eruption when adjusted for developmental age.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.

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