Table 4 Results of the multivariable proportional hazards Cox regression model adjusted for age at baseline, place of residence, disability, the probability of being physically active, smoking, drinking, and the development of the number of chronic conditions for men (fully adjusted model)
From: Trajectories of body mass index among Canadian seniors and associated mortality risk
Analysis of maximum likelihood estimates | |||||
Covariates | Parameter estimate | Standard error | Pr > ChiSq | Hazard ratio | 95% HR Conf. limit |
BMI Traj | |||||
N-D | 0.51 | 0.17 | 0.002 | 1.66 | 1.20–2.30 |
OV-S | 0.22 | 0.15 | 0.15 | 1.25 | 0.92–1.68 |
OB -S | 0.68 | 0.23 | 0.003 | 1.98 | 1.26–3.13 |
OV-D(ref.) | |||||
The number of chronic conditions | |||||
More than 3 | 0.37 | 0.14 | 0.007 | 1.45 | 1.11–1.90 |
Less than 3(ref.) | |||||
Age | |||||
0.11 | 0.02 | <.0001 | 1.11 | 1.08–1.15 | |
Race | |||||
Non-white | 0.12 | 0.32 | 0.70 | 1.13 | 0.60–2.13 |
White (ref.) | |||||
Education (if high school graduate) | |||||
Yes | −0.05 | 0.13 | 0.70 | 0.95 | 0.73–1.23 |
No(ref.) | |||||
PA | |||||
Active | −0.57 | 0.14 | <.0001 | 0.60 | 0.43–0.74 |
Inactive(ref.) | |||||
Disability | |||||
Yes | 0.34 | 0.14 | 0.01 | 1.41 | 1.08–1.84 |
No (ref.) | |||||
Place of residence | |||||
Urban | −0.24 | 0.13 | 0.06 | 0.79 | 0.61–1.01 |
Rural(ref.) | |||||
Smoking | |||||
Smoker | 1.06 | 0.16 | <.0001 | 2.89 | 2.11–3.98 |
Non-smoker (ref.) | |||||
Drinking | |||||
Regular drinker | −0.17 | 0.12 | 0.17 | 0.84 | 0.66–1.07 |
Non-drinker(ref.) | |||||