Table. 2.
Univariate and multivariate Cox hazard regressions analysis of population and clinical factors for PIH
| Characteristic | Univariate | Multivariate | ||
|---|---|---|---|---|
| HR(95%CI) | P值 | HR(95%CI) | P值 | |
| age (years) | ||||
| 20~ | 1.00(Ref.) | 0.172 | 1.00(Ref.) | 0.053 |
| 60~ | 1.32 (0.27–6.29) | 0.729 | 1.78 (0.40–7.82) | 0.447 |
| 70~ | 2.33 (0.53–10.22) | 0.262 | 2.99 (0.71–12.58) | 0.134 |
| 80~ | 5.88 (0.72–47.97) | 0.098 | 7.39 (1.18–46.39) | 0.033 |
| previous abdominal operations | ||||
| no | 1.00(Ref.) | |||
| yes | 0.95 (0.38–2.33) | 0.902 | ||
| diabetes mellitus history | ||||
| no | 1.00(Ref.) | 1.00(Ref.) | ||
| yes | 0.54 (0.24–1.22) | 0.140 | 0.65 (0.32 ~ 1.30) | 0.224 |
| hypertension history | ||||
| no | 1.00(Ref.) | |||
| yes | 0.94 (0.47–1.89) | 0.857 | ||
| previous hernia | ||||
| no | 1.00(Ref.) | |||
| yes | 0.82 (0.24–2.87) | 0.759 | ||
| preoperative Gleason | ||||
| < 7 | 1.00(Ref.) | 0.638 | ||
| 7 | 0.69 (0.31–1.53) | 0.358 | ||
| > 7 | 0.70 (0.24–2.04) | 0.509 | ||
| T-stage | ||||
| T1 | 1.00(Ref.) | 0.291 | 1.00(Ref.) | 0.043 |
| T2 | 0.54 (0.22–1.34) | 0.184 | 0.43 (0.21–0.87) | 0.020 |
| T3 | 0.41 (0.15–1.94) | 0.339 | 0.45 (0.17–1.21) | 0.115 |
| T4 | 0.13 (0.01–1.25) | 0.077 | 0.09 (0.01–0.73) | 0.025 |
| PLND | ||||
| no | 1.00(Ref.) | |||
| yes | 1.58 (0.75–3.32) | 0.23 | ||
| operative methods | ||||
| LRP | 1.00(Ref.)7 | 0.110 | 1.00(Ref.) | 0.009 |
| RALP | 0.77 (0.18–3.19) | 0.480 | 0.88 (0.21–3.69) | 0.861 |
| RRP | 2.28 (1.18–4.44) | 0.053 | 2.93 (1.47–5.84) | 0.002 |
| operative approach | ||||
| extraperitoneal | 1.00(Ref.) | 1.00(Ref.) | ||
| transperitoneal | 0.50 (0.22–1.12) | 0.093 | 0.74 (0.40 ~ 1.39) | 0.35 |
| estimated blood loss | ||||
| < 500.0 | 1.00(Ref.) | 0.552 | ||
| < 1000.0 | 0.68 (0.29–1.59) | 0.376 | ||
| < 2000.0 | 0.50 (0.10–2.43) | 0.390 | ||