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Table 1 Parameters used to determine the sample size for the second study objective

From: Prevalence of initiation of complementary feeding at 6 months of age and associated factors among mothers of children aged 6 to 24 months in Addis Ababa, Ethiopia

Variables CI (%) Power (%) Ratio (unexposed: exposed) % outcome in unexposed grp Odds ratio Deff Sample size
ANC follow up 95 80 1 24 2 1.5 507
Postnatal care 95 80 1 67 2 1.5 564
Birth preparedness 95 80 1 28 2 1.5 471