Table 4 Logistic regression of total postoperative complications
Parameter | Univariate logistic regression | Multivariate logistic regression§ | ||
|---|---|---|---|---|
OR (95% CI) | P | Adjusted OR (95% CI) | P | |
Total patients | ||||
Preoperative dysbacteriosis†|  |  |  | |
 Grade 2 | 2.26 (1.07–4.77) | 0.033 | 1.64 (0.73–3.70) | 0.232 |
 Grade 3 | 4.23 (1.74–10.32) | 0.002 | 3.24 (1.21–8.62) | 0.019 |
Early postoperative diarrhoea‡ | 3.66 (1.93–6.95) | 0.001 | 2.89 (1.43–5.81) | 0.003 |
Postoperative hypoalbuminema | 2.71 (1.25–5.86) | 0.012 | 2.95 (1.24–7.02) | 0.014 |
Intraoperative blood loss (≥ 100 ml) | 1.80 (0.92–3.53) | 0.085 | 1.19 (0.57–2.48) | 0.643 |
Sex (Female) | 1.81 (0.94–3.45) | 0.074 | 2.35 (1.15–4.78) | 0.019 |
Colon cancer | ||||
Preoperative dysbacteriosis†|  |  |  |  |
 Grade 2 | 1.76 (0.60–5.13) | 0.300 | 2.01 (0.63–6.39) | 0.238 |
 Grade 3 | 1.13 (0.13–10.00) | 0.912 | 1.24 (0.13–12.24) | 0.855 |
Early postoperative diarrhoea | 2.37 (0.81–6.95) | 0.115 | 1.71 (0.55–5.33) | 0.358 |
BMI (≥ 25.0 kg/m2) | 3.54 (1.28–9.81) | 0.015 | 3.72 (1.27–10.92) | 0.017 |
Rectal cancer | ||||
Preoperative dysbacteriosis†|  |  |  |  |
 Grade 2 | 2.96 (1.03–8.53) | 0.045 | 1.62 (0.50–5.26) | 0.423 |
 Grade 3 | 6.46 (2.27–18.39) |  < 0.001 | 3.64 (1.16–11.47) | 0.027 |
Postoperative hypoalbuminema | 3.04 (1.05–8.76) | 0.040 | 2.15 (0.67–6.83) | 0.196 |
Early postoperative diarrhoea | 4.70 (2.08–10.64) |  < 0.001 | 3.17 (1.27–7.94) | 0.014 |