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Table 5 Univariate analysis of clinical characteristics associated with severe postoperative complications (CD ≥ III)

From: Impact of the preoperative prognostic nutritional index as a predictor for postoperative complications after resection of locally recurrent rectal cancer

Factors Category No. of patients Incidence of severe complications (%) OR (95% CI) p value
Sex Male 57 31.6% 0.105 (0.220–1.153) 0.105
Female 42 47.6%
Age, y <  61 47 40.4% 1.179 (0.523–2.665) 0.691
≥ 61 52 36.5%
BMI, kg/m2 <  22.2 47 44.7% 1.663 (0.738–3.800) 0.583
≥ 22.2 52 32.7%
PNI <  44.2 60 50.0% 3.875 (1.586–10.311) 0.003
≥ 44.2 39 20.5%
Surgical approach Laparotomy 79 41.8% 2.152 (0.750–7.146) 0.159
Laparoscopic 20 25.0%
Operative time, min <  680 49 30.6% 0.518 (0.224–1.171) 0.114
≥ 680 50 46.0%
Blood loss, ml <  2850 49 24.5% 0.299 (0.124–0.692) 0.005
≥ 2850 50 52.0%
Sacrectomy Yes 40 50.0% 2.278 (0.997–5.296) 0.051
No 59 30.5%
  1. CD Clavien-Dindo classification, OR odds ratio, CI confidence interval, BMI body mass index, PNI prognostic nutritional index