Table 2.
Predictors of Risk of Mortality
| Proportional Hazards Regression Results Predictors of Survival as of 12/31/2006 (n=584) | |||
|---|---|---|---|
| Risk Ratio | 95% Confidence Interval | ||
| Age at Diagnosis | Per Year | 0.98 | (0.95, 1.01) |
| Race/Ethnicity | African American | 1.48 | (0.80, 2.80) |
| Latina | 1.06 | (0.56, 2.03) | |
| Asian | 0.86 | (0.50, 1.48) | |
| White | 1.00 | ||
| Education | High School or Less | 1.53 | (0.90 2.59) |
| Some College or More | 1.00 | ||
| Marital Status | Married/Partner | 1.04 | (0.65, 1.66) |
| Single | 1.00 | ||
| Employment | None | 1.21 | (0.81, 1.82) |
| Full-/Part-time | 1.00 | ||
| Stage of Disease | Remote | 17.57*** | (7.37, 41.90) |
| Regional | 2.05** | (1.32, 3.18) | |
| Local | 1.00 | ||
| Estrogen Receptor | Negative | 1.75** | (1.18, 2.61) |
| Status | Unknown | 1.50 | (0.84, 2.67) |
| Positive | 1.00 | ||
| Surgery | Mastectomy | 2.24** | (1.41, 3.56) |
| Lumpectomy | 1.00 | ||
| Chemotherapy | Yes | 1.52 | (0.89, 2.59) |
| No | 1.00 | ||
| Radiation Therapy | Yes | 1.50 | (0.98, 2.29) |
| No | 1.00 | ||
| Tamoxifen | No | 1.11 | (0.74, 1.67) |
| Yes | 1.00 | ||
| General Health | Per unit | 0.99* | (0.98, 1.00) |
| Mental Health | Per unit | 1.00 | (0.99, 1.02) |
| Emotional Support | Per unit | 0.96* | (0.92, 1.00) |
| Relatives/Friends† | Per unit | 1.12 | (0.93, 1.36) |
| Relatives/Friends | More | 0.31*** | (0.17, 0.57) |
| Seen Since | Fewer | 0.90 | (0.48, 1.68) |
| Diagnosis | Same | 1.00 | |
†
Number sees at least once a month: 1= None; 2= 1 or 2; 3= 3 to 5; 4= 6 to 9; 5= 10 or more
***
p<0.0001
**
p<0.01
*
p<0.05