Table 4.
Multivariate Cox regression analysis of local recurrence rate in patients with rectal cancer
| HR | 95% CI | P value | |
|---|---|---|---|
| Men versus Women | 1.83 | 0.48-5.02 | 0.371 |
| Age ≤ 65 years | 0.89 | 0.22-3.67 | 0.871 |
| Pathological tumor size < 5 cm | 0.14 | 0.03-0.66 | 0.013 |
| Upper- and middle-third rectum | 0.41 | 0.08-2.23 | 0.304 |
| LAR | 0.34 | 0.05-2.46 | 0.323 |
| No adjuvant RT | 0.33 | 0.08-1.47 | 0.147 |
| No adjuvant CT | 1.96 | 0.45-8.62 | 0.372 |
| No neoadjuvant CCRT | 0.35 | 0.04-2.84 | 0.323 |
| Pathologic T1-3 | 0.34 | 0.05-2.23 | 0.260 |
| LVI negative | 0.24 | 0.05-7.11 | 0.068 |
| CRM negative | 0.31 | 0.09-2.45 | 0.342 |
| WD adenocarcinoma | 0.37 | 0.02-10.15 | 0.558 |
| MD adenocarcinoma | 0.28 | 0.02-4.79 | 0.381 |
HR, hazard ratio; CI, confidence interval; RT, radiotherapy; CT, chemotherapy; APR, abdominal perineal resection; LAR, lower anterior resection; CCRT, concurrent chemoradiotherapy