Table 3.
Univariate and multivariate overall survival according to gender
| Univariate analysis | Multivariate analysis (n = 11 388) | |||||||
|---|---|---|---|---|---|---|---|---|
| 2-year survival | 5-year survival | |||||||
| Rate (%) | 95% CI | P | Rate (%) | 95% CI | P | Adjusted HRa | 95% CI | |
| Males | 16.6 | 15.9–17.3 | 4.2 | 3.7–4.6 | 1 | Ref | ||
| Females | 26.5 | 24.9–28.1 | <0.0001 | 9.4 | 8.2–10.5 | <0.0001 | 0.81 | 0.77–0.85 |
| Propensity-matched analysis (n = 4,748)b | ||||||||
| Males | 17.5 | 15.9–19.0 | 4.3 | 3.3–5.3 | 1 | Ref | ||
| Females | 26.0 | 24.1–27.8 | 0.0019 | 8.7 | 7.3–10.0 | 0.0005 | 0.86 | 0.80–0.94 |
a
Adjusted for age at diagnosis, race, Hispanic origin, % of adults in the zip code with no high school, ZIP code median income, insurance, Charlson Comorbidity Index, facility type, distance from the reporting facility, histology, laterality, stage, receipt of surgery, receipt of radiotherapy, receipt of chemotherapy, year of diagnosis and US census division of the reporting facility.
b
P-values and HRs obtained from stratified Cox proportional hazards models to account for matching.