Table 3.

Covariate-adjusted hazard ratios for the cause-specific Cox proportional hazards model of death. Nursing home placement is treated as a censoring event.

	Hazard ratio (95% CI)	p value
Patient Variables
Patient Age	1.042 (1.010, 1.075)	0.0101
Log(1+Patient Income)	1.164 (0.969, 1.398)	0.1053
Patient Physical Health	1.423 (1.114, 1.819)	0.0048
Patient Gender (male vs female)	1.748 (1.108, 2.757)	0.0164
Frequency of Memory and Behavior Problems	1.007 (0.991, 1.023)	0.4132
Global Deterioration Scale
moderate vs mild	1.728 (1.057, 2.825)	0.0291
severe vs mild	2.708 (1.505, 4.873)	0.0009
Caregiver Variables
Caregiver Age	1.015 (0.985, 1.045)	0.3373
Caregiver Physical Health	0.826 (0.588, 1.161)	0.2711
Satisfaction with Support Network	0.980 (0.837, 1.148)	0.8013
Reaction to Memory and Behavior Problems	1.007 (0.988, 1.026)	0.4685
Depressive Symptoms	0.986 (0.950, 1.024)	0.4622
Caregiver Burden	1.002 (0.985, 1.018)	0.8423
Group Effect
Year of Study Entry (0 = 1987 – 10 = 1997)	0.958 (0.894, 1.028)	0.2328
Group (intervention vs usual care)	1.064 (0.736, 1.539)	0.7404