Table 3 Multivariate logistic regression analysis for factors associated with bacterial isolation from SSI s

Age (years)

1.16

0.74 - 1.80

0.524

Sex

1.41

0.49 - 4.02

0.522

Wards

0.44

0.18 - 1.10

0.078

Operation

0.62

0.24 - 1.65

0.343

Duration from admission to operation

0.89

0.40 - 1.97

0.773

Duration from admission to discharge

1.93

1.01 - 3.72

0.047

Antibiotic chemoprophylaxis

1.27

0.77 - 2.12

0.351

Duration of postoperative antibiotics

2.52

1.45 - 4.36

0.001

Outcome

0.52

0.30 - 0.91

0.021