Which association is linked to improved child oral health?

• A. Decreasing maternal caries
• B. Increasing maternal caries
• C. Delaying dental visits
• D. Ignoring maternal dental health

Answer: (A)

A mother’s own oral health strongly shapes her child’s dental health. When a mother has fewer active caries, the amount of cariogenic bacteria she can pass to her child is reduced, lowering the child’s risk of early childhood caries. This is supported by the idea of vertical transmission of bacteria like Streptococcus mutans from mother to infant, especially during early life when the child’s oral microbiome is forming. In addition, a mother who is actively preventing and treating caries is more likely to engage in preventive habits—regular dental visits, fluoride use, good dietary choices and daily oral hygiene—that the whole household can mirror, further improving the child’s oral health.

Conversely, increasing maternal caries would likely raise the child’s risk, while delaying dental visits or ignoring maternal dental health miss opportunities to prevent transmission and establish healthy routines.