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Table 1 Sample size calculation table with Epi Info Stat Calculated by factor analysis, Gedeo Zone, southeast Ethiopia, 2022/23

From: The effect of maternal undernutrition on adverse obstetric outcomes among women who attend antenatal care in Gedeo zone public hospitals, cohort study design

Variable

Outcome in exposed

Outcome in not exposed

aRR

Power

CI

Sample size

20% lost follow up

Reference

Birth asphyxia

29.3

10.9

2.59

80

95

180

216

[17]

Hospital admission

28.8

5.4

5.34

80

95

101

121

[18]

Stunting

36.8

31.7

1.31

80

95

648

777

[16]