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Table 2 Crude and adjusted odds ratios of factors associated with severe anaemia after caesarean section at MRRH (N = 427)

From: Prevalence and factors associated with severe anaemia post-caesarean section at a tertiary Hospital in Southwestern Uganda

Factor

Severe Anaemia

cOR(95%CI)

P-value

aOR(95%CI)

P-value

Yes

No

Age (years)

 15–24

16(55.2)

178(44.7)

Reference

 25–34

6(20.7)

182(45.7)

0.4(0.14–0.96)

0.041

0.6(0.19–1.70)

0.312

 35+

7(24.1)

38(9.6)

2.0(0.79–5.32)

0.141

1.9(0.95–9.50)

0.149

Pre-caesarean section haemoglobin (g/dL)

  ≥ 11.0

13(44.8)

352(88.4)

Reference

 7.0–10.9

16(55.1)

46(11.6)

9.4(4.26–20.81)

< 0.01

9.6(3.91–23.76)

< 0.01

Delivery of macrosomia foetus

 No

22(75.9)

379(95.2)

Reference

 Yes

7(24.1)

19(4.8)

6.3(2.41–17.70)

0.001

7.9(2.18–28.85)

0.002

Number of prior caesarean section

 None

24(82.8)

204(51.3)

Reference

 One

2(6.9)

89(22.3)

0.2(0.04–0.82)

0.026

0.3(0.06–1.67)

0.174

  ≥ 2

3(10.3)

105(26.4)

0.2(0.07–0.82)

0.023

0.7(0.14–3.57)

0.666

Indication for the current caesarean section

Prior scar

 No

26(89.7)

258(64.8)

Reference

 Yes

3(10.3)

140(35.2)

0.2(0.06–0.72)

0.012

0.7(0.10–5.85)

0.174

Prolonged labour

 No

16(55.2)

308(77.4)

Reference

 Yes

13(44.8)

90(22.6)

2.8(1.29–6.00)

0.009

5.0(0.93–27.27)

0.060

Antenatal care visits

  < 4

5(17.2)

109(27.4)

Reference

   

  ≥ 4

24(82.8)

289(72.6)

1.8(0.7–4.9)

0.239

  

Parity

 Primiparous

10(34.5)

180(45.2)

Reference

   

 Multiparous

19(65.5)

218(54.8)

1.6(0.7–3.5)

0.264

  

Preeclampsia

 No

28(96.6)

396(99.5)

Reference

   

 Yes

1(3.5)

2(0.5)

7.1(0.6–80.4)

0.255

  

Malpresentation

 No

28(96.6)

354(88.9)

Reference

   

 Yes

1(3.5)

44(11.1)

0.3(0.04–2.2)

0.226

  

Multiple pregnancy

 No

28(96.6)

393(98.7)

Reference

   

 Yes

1(3.5)

5 (1.3)

2.8(0.3–24.9)

0.354

  

HIV

 Negative

26(89.7)

371(93.2)

Reference

   

 Positive

3(10.3)

27(6.8)

1.6(0.5–5.6)

0.472

  
  1. OR Odds Ratio, aOR Adjusted odds ratio, CI Confidence Interval, *p < 0.05