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Table 4 Factors associated with incisional hernia as shown by univariate and multivariate analyses results (N = 18)

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

Independent variables

Incisional hernia

Univariate analysis

Multivariate analysis

Yes (N/%)

No (N/%)

OR (95% CI)

p value

OR (95% CI)

p value

Type of closure

 Massive closure

9 (4.4)

195 (95.6)

    

 Layered closure

9 (30.0)

21 (70.0)

1.7 (2.8–7.1)

0.011

1.1 (1.0–8.1)

0.004

Fascia suture technique

 Continuous

7 (3.4)

197 (96.6)

    

 Interrupted

11 (36.7)

19 (63.3)

6.4 (2.6–9.0)

0.014

4.2 (3.2–7.8)

0.013

Suture absorption

 Non-absorbable

16(7.8)

188 (92.2)

    

 Absorbable

2 (6.7)

28 (93.3)

1.1 (0.8–2.9)

0.192

  

Suture material

 Monofilament

15 (7.4)

189 (92.6)

    

 Multifilament

3 (10.0)

27 (90.0)

2.3 (0.9–5.6)

0.992

  

Suture type

 Prolene/nylon

14 (6.9)

190 (93.1)

    

 Vicryl

4 (13.3)

26 (86.7)

1.9 (0.8–4.7)

0.235