Factors | Levels | Coefficient | HR (95% CI) | Se (coefficient) | Z | P value |
---|---|---|---|---|---|---|
Age | 0–20 years (reference) | |||||
20–39 years | 0.3316 | 1.3931 | 0.258 | 1.2849 | 0.2000 | |
40–59 years | 0.8204 | 2.2715 | 0.249 | 3.2946 | 0.0010 | |
60–79 years | 1.3706 | 3.9379 | 0.2484 | 5.5176 | < 0.0001 | |
80–100 years | 1.9028 | 6.7044 | 0.2504 | 7.5998 | < 0.0001 | |
Ann Arbor stage | Stage I (reference) | |||||
Stage II | 0.363 | 1.4376 | 0.0553 | 6.5694 | < 0.0001 | |
Stage III | 0.5625 | 1.7551 | 0.0568 | 9.9062 | < 0.0001 | |
Stage IV | 0.8849 | 2.4227 | 0.0511 | 17.3085 | < 0.0001 | |
B symptoms | No (reference) | |||||
Yes | 0.2803 | 1.3235 | 0.0319 | 8.7865 | < 0.0001 | |
Chemotherapy | With (reference) | |||||
Without | 0.6221 | 1.8628 | 0.0646 | 9.6246 | < 0.0001 | |
First primary tumor | No (reference) | |||||
Yes | − 0.1318 | 0.8765 | 0.0365 | − 3.6142 | 0.0003 | |
Marital status | Divorce (reference) | |||||
Married | − 0.1438 | 0.866 | 0.0537 | − 2.68 | 0.0074 | |
Other | − 0.2752 | 0.7595 | 0.0901 | − 3.0547 | 0.0023 | |
Separated | − 0.041 | 0.9598 | 0.1691 | − 0.2426 | 0.8100 | |
Single | − 0.1127 | 0.8934 | 0.066 | − 1.7078 | 0.0880 | |
Widowed | − 0.0435 | 0.9574 | 0.0641 | − 0.6796 | 0.5000 | |
Median household income | < $50,000 (reference) | |||||
> $75,000 | − 0.2132 | 0.808 | 0.0494 | − 4.3183 | < 0.0001 | |
$50,000–$74,999 | − 0.0951 | 0.9093 | 0.0441 | − 2.1563 | 0.0310 | |
Race | Asian (reference) | |||||
Black | − 0.0613 | 0.9405 | 0.0771 | − 0.7954 | 0.4300 | |
Other | − 0.5926 | 0.5529 | 0.2064 | − 2.8707 | 0.0041 | |
White | − 0.2131 | 0.8081 | 0.0528 | − 4.0324 | 0.0001 | |
Radiation | With (reference) | |||||
Without | 0.1675 | 1.1824 | 0.0414 | 4.0418 | 0.0001 | |
Site | Extranodal (reference) | |||||
Nodal | 0.1227 | 1.1305 | 0.0374 | 3.2766 | 0.0011 | |
Surgery | With (reference) | |||||
Without | 0.3059 | 1.3578 | 0.0724 | 4.2218 | < 0.0001 | |
The sequence of systemic therapy and surgery | No systemic therapy and/or surgery (reference) | |||||
Other | 0.777 | 2.175 | 0.3673 | 2.1155 | 0.0340 | |
Systemic therapy after surgery | − 0.0027 | 0.9973 | 0.0709 | − 0.0387 | 0.9700 | |
Systemic therapy before surgery | 0.3343 | 1.3969 | 0.2259 | 1.4799 | 0.1400 | |
Systemic therapy both before and after surgery | 0.2455 | 1.2783 | 0.2919 | 0.8412 | 0.4000 | |
Treatment timing | < 1 month (reference) | |||||
> 1 month | − 0.2386 | 0.7877 | 0.0329 | − 7.2582 | < 0.0001 |