Table 3 Analysis of risk factors for wound dehiscence and incisional hernia with adjusted Cox Regression

Wound Dehiscence

HR 95% CI

p ^b

Suture technique, specified vs. not specified

1.36 (0.73–2.53)

0.340

Wound infection

2.33 (1.14–4.77)

0.020

Sex, male vs. female

1.69 (0.92–3.12)

0.092

Priority of operation, emergency vs. scheduled

1.51 (0.81–2.81)

0.192

Smoking

1.32 (0.74–2.34)

0.304

BMI 25–30 vs <25

0.82 (0.39–1.73)

0.025

BMI 30–35 vc <25

2.57 (1.23–5.36)

BMI >35 vs <25

1.85 (0.54–6.34)

Anemia, S-Hb < 100 vs. S-Hb > 100

0.63 (0.31–1.28)

0.203

Cardiovascular disease^a

1.48 (0.74–2.97)

0.271

Renal failure

0.50 (0.07–3.79)

0.501

COPD

1.29 (0.49–3.42)

0.605

Incisional Hernia

HR 95% CI

p ^b

Suture technique, specified vs. not specified

1.37 (0.88–2.13)

0.166

Wound infection

3.47 (2.16–5.56)

<0.001

BMI 25–30 vs <25

2.11 (1.29–3.45)

0.001

BMI 30–35 vc <25

2.41 (1.31–4.43)

BMI >35 vs <25

3.87 (1.74–8.61)

Anemia, S-Hb < 100 vs. S-Hb > 100

0.85 (0.48–1.48)

0.559

Cardiovascular disease^a

1.35 (0.81–2.26)

0.247