Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|
Variable | 5-year CCS | Log rank χ 2test | P | HR (95% CI) | P |
Years of diagnosis | 37.575 | <0.001 | 0.001 | ||
1988-1993 | 44.4% | Reference | |||
1994-1999 | 49.2% | 0.905 (0.807-1.014) | |||
2000-2003 | 55.7% | 0.809 (0.726-0.902) | |||
Sex | 1.163 | 0.281 | NI | ||
Male | 51.9% | ||||
Female | 50.7% | ||||
Age | 41.821 | <0.001 | <0.001 | ||
<60 | 56.7% | Reference | |||
≥60 | 48.0% | 1.329 (1.213-1.456) | |||
Race | 19.460 | <0.001 | <0.001 | ||
White | 52.0% | Reference | |||
Black | 42.3% | 1.337 (1.175-1.522) | |||
Othera | 56.4% | 0.920 (0.781-1.084) | |||
Grade | 48.208 | <0.001 | <0.001 | ||
High/moderate | 54.3% | Reference | |||
Poor/anaplastic | 44.8% | 1.343 (1.219-1.479) | |||
Unknown | 41.7% | 1.324 (1.094-1.601) | |||
Histotype | 0.024 | 0.877 | NI | ||
Adenocarcinoma | 51.2% | ||||
Mucinous/signet ring cell | 51.4% | ||||
No. of LNs dissected | 158.496 | <0.001 | <0.001 | ||
<12 | 42.4% | Reference | |||
≥12 | 60.4% | 0.598 (0.548-0.653) | |||
LNs status | 1213.378 | <0.001 | <0.001 | ||
N0 (pIIC) | 60.6% | 0.596 (0.534-0.666) | |||
N1a | 40.5% | Reference | |||
N1b | 34.1% | 1.201 (1.062-1.358) |