Study group characteristics at birth, 3 months and 3 years of age.

Data are presented as means (95% CI) or proportions (%). Differences between groups were tested with Student´s t-test or a Chi2 test, respectively.
a) numbers varies by age as displayed
b) p-value <0.05 statistical significant. Tested between caries diseased and caries-free groups
c) gestational week 38 or earlier
d) exclusively breast fed infants
e) intake of sweet fruit soup. Measured with a questionnaire, frequency of intake per week. Proportion presented is based on an intake more than 3 times a week.
Study group characteristics at birth, 3 months and 3 years of age.