Sampling method
Firstly, we used a easy random sampling method to pick a complete of six hospitals (Mekelle hospital Wukro hospital, Adigrat hospital, Adwa hospital, Aksum hospital, Suhul hospital) from a complete of 18 hospitals in Tigray regional state. Secondly, we took a complete variety of examine individuals from every hospital primarily based on their proportion to inhabitants dimension (PPS) i.e. proportional to their common consumer dimension attended per thirty days by referring to the registration books of every antenatal care unit. Lastly, we recruited individuals on the antenatal care unit utilizing a consecutive sampling method till the required pattern dimension was attained. The recruited pregnant ladies have been adopted till they gave births.
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