Associations between Frequency of Snoring at 8 years and the Proportion of those Breastfed. CAPS cohort N = 450.

<p>Comparing the prevalence of different definitions of breastfeeding in the first year of life with parentally-reported snoring frequency at age 8 to see whether there may be a dose-response relationship between breastfeeding and protection against snoring in middle childhood. P-values indicate the significance test for the ordinal odds ratio and the error bars are 95% confidence limits for the proportions.