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Table 3 Bivariate and multivariate analysis of modified Poisson regression of the association between maternal undernourishment and adverse obstetric outcomes in Gedeo Zone public hospitals Southern 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

Averse obstetrics outcomes

Normally nourished women

Undernourished women

Unadjusted RR(95%CI)

Adjusted RR (95%CI)

HDDP

Yes

54 (22.78%)

23 (4.75)

4.79(3.01–7.61)

4.07(2.53–6.55) ***

No

183 (77.22%)

461 (95.2)

1

1

APH

Yes

15 (6.33)

6 (1.24)

5.1(2.0–13.0)

5.0(2.08–12.72) **

No

222 (93.67)

478 (98.76)

1

1

Obstructed labor

Yes

11 (4.64)

14 (3.0)

1.6(0.73–3.48)

0.94(0.41–2.17)

No

226 (95.3)

470 (97.1)

1

1

PROM

Yes

18 (7.59)

24 (5.0)

1.53(0.84–2.76)

1.56(0.86–2.84)

No

129 (92.41)

460 (95.0)

1

1

Preterm labor

Yes

47 (19.83)

50 (10.33)

1.91(1.33–2.77)

1.8(1.23–2.62) *

No

190 (80.17)

432 (89.67)

1

1

Instrumental delivery

Yes

13 (5.49)

31 (6.40)

0.85(0.45–1.60)

0.74(0.37–1.46)

No

224 (94.51)

453 (93.60)

1

1

Operative delivery

Yes

43 (18.14)

68 (14.0)

1.29(0.91–1.83)

1.24(0.87–1.78)

No

194 (81.86)

416 (86.0)

1

1

PPH

Yes

43 (18.14)

28 (5.86)

3.13(1.99- 4.91)

3.02(1.91–4.79) **

No

184 (81.86)

456 (94.21)

1

1

Sepsis

Yes

27 (11.39)

14 (2.89)

3.93(2.10–7.37)

3.55(1.83–6.89)**

No

210 (88.61)

470 (97.11)

1

1

  1. HDDP; hypertensive disorder during pregnancy: 1 = reference group: *=statistical significance: PPH; postpartum haemorrhage: PROM; Premature rupture of membrane: RR; relative risk: we adjusted the adverse obstetrics outcomes for age, residence, maternal educational status, partners educational status, maternal occupation, partners occupation, family monthly income, history of adverse birth outcome and chronic medical conditions