Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|
Variable | 5-year CCS | Log rank χ 2test | P | HR (95% CI) | P |
Years of diagnosis | 39.995 | <0.001 | <0.001 | ||
1988-1993 | 80.3% | Reference | |||
1994-1999 | 82.6% | 0.874 (0.808-0.946) | |||
2000-2003 | 84.6% | 0.820 (0.763-0.881) | |||
Sex | 25.387 | <0.001 | <0.001 | ||
Male | 82.7% | Reference | |||
Female | 84.3% | 0.855 (0.811-0.901) | |||
Age | 169.293 | <0.001 | <0.001 | ||
<60 | 87.3% | Reference | |||
≥60 | 81.7% | 1.542 (1.453-1.638) | |||
Race | 103.809 | <0.001 | <0.001 | ||
White | 84.1% | Reference | |||
Black | 77.7% | 1.461 (1.355-1.574) | |||
Othera | 86.2% | 0.801 (0.733-0.896) | |||
Grade | 15.823 | <0.001 | 0.032 | ||
High/moderate | 84.0% | Reference | |||
Poor/anaplastic | 80.8% | 1.098 (1.024-1.178) | |||
Unknown | 83.5% | 1.003 (0.851-1.182) | |||
Histotype | 1.212 | 0.271 | NI | ||
Adenocarcinoma | 83.5% | ||||
Mucinous/signet ring cell | 83.8% | ||||
No. of LNs dissected | 270.983 | <0.001 | <0.001 | ||
<12 | 80.0% | Reference | |||
≥12 | 86.8% | 0.668 (0.633-0.705) | |||
LNs status | 1209.713 | <0.001 | <0.001 | ||
N0 (pIIA) | 88.4% | 0.510 (0.476-0.546) | |||
N1a | 77.8% | Reference | |||
N1b | 69.4% | 1.449 (1.334-1.561) |