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Table 2 Factors associated with surgical site infection as shown by univariate and multivariate analyses results (N = 98)

From: Abdominal fascia closure following elective midline laparotomy: a surgical experience at a tertiary care hospital in Tanzania

Independent variables

Surgical site infection

Univariate analysis

Multivariate analysis

Yes (N/%)

No (N/%)

OR (95% CI)

p value

OR (95% CI)

p value

Type of closure

 Mass closure

86 (42.2)

118 (57.8)

    

 Layered closure

12 (40.0)

18 (60.0)

2.1(0.2–3.4)

0.985

  

Fascia suture technique

 Continuous

70 (42.2)

96 (57.8)

    

 Interrupted

28 (41.2)

19 (58.8)

0.3 (0.1–2.2)

0.134

  

Suture absorption

 Non-absorbable

34 (42.5)

46 (57.5)

    

 Absorbable

64 (45.1)

78 (54.9)

1.3 (0.3–2.5)

0.076

  

Suture material

 Monofilament

24 (36.4)

42 (63.6)

    

 Multifilament

74 (44.0)

94 (56.0)

2.1 (1.1–3.2)

0.011

1.4 (0.4–2.6)

0.051

Suture type

 Prolene/nylon

44 (42.3)

60 (57.7)

    

 Vicryl

54 (41.5)

76 (58.5)

1.6 (0.5–2.7)

0.432