Table III.
Crude and adjusted hazard ratios* (HR) and standard error (SE) for factors associated with the risk of breast cancer death. Cali, Colombia
| Characteristic |
Crude |
Adjusted |
Test of proportional
hazards assumptions |
||||||
|---|---|---|---|---|---|---|---|---|---|
| HR | SE | p | HR | SE | p | χ2 | p | ||
| Age (years) | |||||||||
| <50 | 1 | 1.00 | |||||||
| 50-69 | 0.96 | 0.06 | 0.470 | 1.11 | 0.14 | 0.402 | 0.38 | 0.54 | |
| 70+ | 1.52 | 0.11 | 0.000 | 1.58 | 0.27 | 0.008 | 0.00 | 0.98 | |
| Stage | |||||||||
| I | 1 | 1.00 | |||||||
| II | 3.31 | 1.54 | 0.010 | 3.10 | 1.45 | 0.016 | 0.83 | 0.36 | |
| III | 10.94 | 4.97 | 0.000 | 9.33 | 4.26 | 0.000 | 0.04 | 0.84 | |
| IV | 20.62 | 9.46 | 0.000 | 19.07 | 8.79 | 0.000 | 0.00 | 0.97 | |
| SES | |||||||||
| Upper | 1 | 1.00 | |||||||
| Middle | 1.60 | 0.11 | 0.000 | 1.34 | 0.27 | 0.133 | 0.15 | 0.70 | |
| Lower | 1.99 | 0.23 | 0.000 | 1.93 | 0.39 | 0.001 | 0.02 | 0.89 | |
| Period | |||||||||
| 2000-2004 | 1 | 1.00 | |||||||
| 1995-1999 | 1.24 | 0.07 | 0.000 | 1.11 | 0.11 | 0.364 | 0.71 | 0.40 | |
| Global test | 9.40 | 0.31 | |||||||
*
Obtained from Cox proportional hazards regression
SES: Socioeconomic status