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Table 1 Sample size calculation for adverse obstetric outcomes in low multiparous and grand multiparous women who give birth in North Shewa Zone Hospitals, 2021

From: Adverse obstetric outcome and its associated factors in public hospitals of North Ethiopia: does parity make a difference?

Variables % of outcome in unexposed group Adjusted odds ratio Sample size
GM/LM [Total]
Reference
Anemia 16.8 3.5 44/88 [132] [13]
Home delivery 20.66 1.87 166/332 [498] [14]
Preterm delivery 5.8 5.3 47/93 [140] [15]
Cesarean section 37.9 2.7 55/110 [165] [9]