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Table 3 Factors associated with short interbirth among women with antecedent caesarean deliveries at Mbarara Regional Referral Hospital

From: Short interbirth interval and associated factors among women with antecedent cesarean deliveries at a tertiary hospital, Southwestern Uganda

Variable

%Short IDI

n/N (%)

Univariable analysis

Multivariable analysis

cPR (95%CI)

P-value

aPR (95%CI)

P-value

Age in years

  20–34

135/385 (35.1)

Ref

Ref

   < 20

7/46 (15.2)

0.38 (0.20–0.93)

0.031

0.25 (0.10–0.64)

0.004

   > 34

5/9 (55.6)

1.58 (0.65–3.87)

0.312

1.08 (0.36–3.18)

0.892

Residence

  Urban

49/183 (26.8)

Ref

Ref

  Rural

98/257 (38.1)

1.42 (1.01 -2.01)

0.043

1.28 (0.85–1.93)

0.244

Level of Education

  Tertiary

20/75 (26.7)

Ref

Ref

  Secondary

55/156 (35.3)

1.32 (0.79–2.21)

0.285

1.30 (0.73–2.32)

0.374

  Primary

60/187 (32.1)

1.20 (0.73–1.99)

0.474

0.89 (0.58–1.84)

0.974

  Uneducated

12/22 (54.6)

2.05 (1.00–4.18)

0.050

1.08 (0.44–2.68)

0.859

Employment status

  Employed

41/163 (25.2)

Ref

Ref

  Unemployed

106/277 (38.3)

1.52 (1.06–2.18)

0.023

1.32 (0.84–2.06)

0.223

Marital status

     

  Married

144/420 (34.3)

Ref

Ref

  

  Unmarried

3/ 20(15.0)

0.44 (0.14–1.37)

0.156

0.26 (0.06–1.05)

0.059

Antecedent birth outcome

Live birth

135/424 (31.8)

Ref

Ref

Still birth

12/16 (75.0)

2.36 (1.31–4.24)

0.004

3.95 (1.43–10.9)

0.008

PPFP use

  Yes

65/297 (21.9)

Ref

Ref

  No

82/143 (57.3)

2.65 (1.89–3.63)

 < 0.001

2.24 (1.57–3.20)

 < 0.001

Time of initiation of PPFPa

   

   < 6 weeks

22/80 (27.5)

Ref

   

  6 weeks-1 year

42/159 (26.4)

0.96 (0.58–1.61)

0.878

  

   > 1 year

5/58 (8.6)

0.31 (0.12–0.83)

0.019

  

Exclusive breastfeeding

   ≥ 6 months

87/295 (29.5)

Ref

Ref

 

   < 6 months

46/125 (36.8)

1.24 (0.87–1.78)

0.225

1.14 (0.77–1.70)

0.506

Return of menses

   > 6 months

53/184 (28.8)

Ref

Ref

   < 6 months

94/250 (37.6)

1.39(0.93–1.84)

0.120

1.27 (0.88–1.82)

0.197

Planned current pregnancy

  Planned

44/252 (17.5)

Ref

Ref

  Unplanned

103/188 (54.8)

3.14 (2.20–4.47)

 < 0.001

3.59 (2.35–5.49)

 < 0.001

  1. PPFP Postpartum Family Planning, cPR Crude Prevalence Ratio, aPR Adjusted Prevalence Ratio, CI Confidence Interval, Ref Reference category, aEliminated from multivariable model due to collinearity