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Table 4 Single variate analysis on the risk factors of surgical site infection after cesarean section

From: The risk factors and care measures of surgical site infection after cesarean section in China: a retrospective analysis

Items Infection group (n = 48) No-infection group (n = 158) χ2 p
Age ≥ 30y 39 (81.25%) 82 (51.89%) 1.128 0.033
BMI ≥ 24 34 (70.83%) 67 (42.41%) 1.096 0.029
Mean gestational age ≤ 35 w 15 (31.25%) 48 (30.38%) 1.631 0.091
Duration of cesarean section ≥ 1.5 h 23 (47.92%) 41 (25.95%) 1.107 0.017
Estimated blood loss ≥ 400 ml 26 (54.17%) 19 (12.06%) 1.266 0.024
The duration of urinary catheter ≥ 24 h 22 (45.83%) 34 (21.52%) 1.182 0.038