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Table 3 Risk of postpartum infection after non-elective CS. Logistic regression analyses for main composite infections given as odds ratios (OR) and pointwise 95% confidence intervals (CI) of 2551 complete records for main composite infections, comprising; endometritis, surgical-site infection and sepsis (the OR for those sub-outcomes can be seen in the online supplementary). * Smoking in 3. Trimester. GDM: Gestational Diabetes Mellitus, ROM: Rupture of Membranes, GBS UTI: Group B Streptococcus urinary tract infection, IP AB: Intrapartum Antibiotics

From: Postoperative infections after non-elective cesarean section – a retrospective cohort study of prevalence and risk factors at a single center in Denmark administering prophylactic antibiotics after cord clamping

 

Main composite infections n = 87

 

Crude

Adjusted

 

OR

95% CI

OR

95% CI

Smoking*

1.05

0.50–2.20

0.94

0.44–2.00

Body mass index (kg/m2)

  < 18.5

2.30

0.93–5.68

2.27

0.91–5.66

  18.5-24.99

Ref

   

  25-29.99

1.78

1.00–3.18

1.78

0.99–3.19

  ≥ 30

3.35

1.93–5.81

3.38

1.93–5.92

Maternal age (years)

  < 30

Ref

   

  30-39.99

0.67

0.43–1.06

0.76

0.47–1.21

  ≥ 40

0.43

0.13–1.39

0.47

0.14–1.58

CS grade (time to delivery)

  < 15 min

0.61

0.24–1.55

0.67

0.26–1.72

  < 30 min

0.65

0.40–1.05

0.61

0.37–0.998

  < 60 min

Ref

   

  Previous CS

0.69

0.39–1.22

0.72

0.40–1.29

  GDM

1.07

0.38–2.97

0.91

0.32–2.59

  ROM

1.21

0.67–2.16

1.20

0.65–2.22

  IP fever

1.64

0.95–2.84

2.26

1.11–4.59

  GBS UTI

1.75

0.62–4.92

2.20

0.75–6.47

  IP AB

1.13

0.67–1.89

0.62

0.31–1.22