Variable

No incision infection (n = 518)

Incision infection (n = 41)

P-value

Primary c-section

271 (52.3%)

25 (61%)

0.28^A

C-section without labor

258 (49.8%)

15 (27%)

0.10^A

Timing of c-section

Scheduled

Emergent

Non-emergent

196 (37.78%)

32 (6.2%)

290 (56.0%)

11 (27%)

5 (12%)

25 (61%)

0.17^A

Closure with staples

375 (72.4%)

36 (87%)

0.031^A

Closure with subcutaneous sutures

143 (27.6%)

17 (41%)

0.059^A

Ruptured membranes

194 (37.5%)

17 (41%)

0.059^A

Chorioamnionitis

56 (10.8%)

7 (17%)

0.22^A

Diabetes during pregnancy

60 (11.6%)

4 (10%)

0.72^A

Preeclampsia

71 (14.5%)

12 (29%)

0.007^A

Age (years)

27.7 ± 5.7

27.2 ± 6.2

0.64^B

BMI (kg/m²)

34.1 ± 7.8

37.3 ± 8.2

0.013^B

Gestational age (wks)

37.3 ± 3.9

37.5 ± 3.2

0.80^B