Sample size determination and sampling procedure
COMPLICATIONS
Sample size that was calculated for the cohort study was used for this study. It was determined with the assumptions to detect an increase in a minimum acceptable diet from 11 to 31% [The cohort study was proposed on any pregnant women residing in the selected kebeles who fulfill the inclusion criteria. During the analysis of this baseline data, 98 women who were primigravida were excluded from the analysis since the objective of this study was on last delivery. To ensure the adequacy of the remaining number for sample size, the sample was calculated using single population proportion formula for the prevalence (15.9%) of pregnancy-related complications in Ethiopia [