Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|
Variable | 5-year CCS | Log rank χ 2test | P | HR (95% CI) | P |
Years of diagnosis | 61.405 | <0.001 | <0.001 | ||
1988-1993 | 72.8% | Reference | |||
1994-1999 | 77.1% | 0.836 (0.792-0.883) | |||
2000-2003 | 77.8% | 0.848 (0.803-0.896) | |||
Sex | 35.224 | <0.001 | <0.001 | ||
Male | 75.1% | Reference | |||
Female | 77.2% | 0.859 (0.822-0.898) | |||
Age | 136.610 | <0.001 | <0.001 | ||
<60 | 79.9% | Reference | |||
≥60 | 74.5% | 1.383 (1.316-1.454) | |||
Race | 85.397 | <0.001 | <0.001 | ||
White | 76.7% | Reference | |||
Black | 69.1% | 1.357 (1.270-1.450) | |||
Othera | 79.7% | 0.845 (0.777-0.918) | |||
Grade | 52.978 | <0.001 | 0.032 | ||
High/moderate | 77.3% | Reference | |||
Poor/anaplastic | 71.5% | 1.178 (1.116-1.244) | |||
Unknown | 75.5% | 1.053 (0.917-1.210) | |||
Histotype | 0.011 | 0.915 | NI | ||
Adenocarcinoma | 76.2% | ||||
Mucinous/signet ring cell | 76.0% | ||||
No. of LNs dissected | 266.370 | <0.001 | <0.001 | ||
<12 | 72.4% | Reference | |||
≥12 | 80.4% | 0.708 (0.676-0.740) | |||
LNs status | 1213.378 | <0.001 | <0.001 | ||
N0 (pIIB) | 82.7% | 0.559 (0.528-0.592) | |||
N1a | 69.9% | Reference | |||
N1b | 61.7% | 1.317 (1.239-1.401) |