Table 4.

Summary of Cox Regression Analysis for Variables, Including Interaction Term, Predicting All-Cause Mortality 12 Months Postadmission

Variable	B	SE	Wald	df	p	OR	95% CI
Age	.02	.02	0.90	1	.34	1.02	[0.98, 1.05]
Ethnicity	−.69	.33	4.35	1	.04	0.50	[0.26, 0.96]
CMI	−.03	.08	0.14	1	.71	0.97	[0.83, 1.13]
DRS–2 (centered)	−.01	.01	0.71	1	.40	0.99	[0.97, 1.01]
GDS	.04	.02	3.26	1	.07	1.04	[1.00, 1.09]
DRS–2 × Ethnicity	−.02	.01	1.52	1	.22	0.98	[0.96, 1.01]

Note. N = 171. 12-month, all-cause mortality (n = 49). SE = standard error; df = degrees of freedom; OR = odds ratio; CI = confidence interval; CMI = Comorbidity Index; DRS–2 = Dementia Rating Scale, Second Edition; GDS = Geriatric Depression Scale.