Table 2 Adjusted hazard ratios for effect of covariates on 15-year survival
Variable | HRa | 95% CIb |
|---|---|---|
Age group | Â | Â |
   65 - 69 | 1.00 |  |
   70 - 74 | 1.62 | 1.10 - 2.38 |
   75 - 79 | 3.43 | 2.35 - 5.00 |
   80 - 84 | 5.73 | 3.86 - 8.50 |
   ≥ 85 | 9.08 | 6.02 - 13.70 |
Dwelling | Â | Â |
   Community | 1.00 |  |
   Residential aged care | 1.91 | 1.41 - 2.57 |
Self rated health | Â | Â |
   Excellent/very good | 1.00 |  |
   Good | 1.40 | 1.14 - 1.72 |
   Fair/poor | 1.42 | 1.15 - 1.77 |
Number of morbid conditions | 1.06 | 1.01 - 1.11 |
Cognitive impairment | Â | Â |
   No | 1.00 |  |
   Yes | 1.58 | 1.25 - 1.99 |
Smoking status | Â | Â |
   Never | 1.00 |  |
   Former | 1.25 | 1.02 - 1.54 |
   Current | 2.02 | 1.50 - 2.71 |
Sedentary | Â | Â |
   No | 1.00 |  |
   Yes | 1.31 | 1.10 - 1.56 |
Body Mass Index (kg/m2) | Â | Â |
   20 - 25 | 1.00 |  |
   < 20 | 0.93 | 0.60 - 1.44 |
   > 25 | 0.93 | 0.75 - 1.14 |
   Missing | 1.09 | 0.87 - 1.36 |
Parity | Â | Â |
   Nulliparous | 1.00 |  |
   > 0 | 0.87 | 0.69 - 1.09 |
Age at menopause | Â | Â |
   ≤ 44 | 1.01 | 0.72 - 1.43 |
   45 - 49 | 1.10 | 0.83 - 1.40 |
   50 - 54 | 1.00 |  |
   ≥ 55 | 0.74 | 0.53 - 1.04 |
   Surgical | 0.98 | 0.76 - 1.27 |
Reproductive years | Â | Â |
   ≤ 30 | 1.00 |  |
   31-39 | 0.99 | 0.72 - 1.38 |
   ≥40 | 0.99 | 0.69 - 1.42 |