Table 2.

Hospital Days Prediction Model, Health Retirement Survey, 2014.

		Normal Cognition				Dementia/Impaired Cognition
		Short vs. Never	Moderate vs. Never	Long vs. Never	p-value for trend	Short vs. Never	Moderate vs. Never	Long vs. Never	p-value for trend
Race	White	1.00	1.00	1.00	<0.01	1.00	1.00	1.00	0.14
	Black	1.14 (1.00, 1.31)	1.50 (1.16, 1.95)	1.16 (0.84, 1.61)		NS	NS	NS
	Other	0.86 (0.69, 1.06)	1.38 (0.92, 2.06)	1.24 (0.75, 2.058)		NS	NS	NS
Ethnicity	Not Hispanic	1.00	1.00	1.00	0.06	1.00	1.00	1.00	0.01
	Hispanic	0.82 (0.69, 0.98)	0.86 (0.59,1.24)	0.68 (0.42, 1.10)		0.76 (0.60, 0.96)	0.52 (0.32, 0.87)	1.13 (0.65, 1.95)
Rural	No	1.00	1.00	1.00	0.11	1.00	1.00	1.00	0.61
	Yes	NS	NS	NS		NS	NS	NS
Marital Status	Single	1.00	1.00	1.00	<0.01	1.00	1.00	1.00	0.31
	Married	0.96 (0.85, 1.08)	0.69 (0.55, 0.86)	0.53 (0.41, 0.69)		NS	NS	NS
Gender	Male	1.00	1.00	1.00	0.23	1.00	1.00	1.00	0.42
	Female	NS	NS	NS		NS	NS	NS
Education	≤ HS	1.00	1.00	1.00	<0.01	1.00	1.00	1.00	0.02
	>HS	0.79 (0.72, 0.87)	0.73 (0.60, 0.88)	0.83 (0.66, 1.06)		1.17 (0.98, 1.41)	1.42 (1.02, 1.98)	1.53 (1.02, 2.30)
Age		1.03 (1.03, 1.04)	1.05 (1.04, 1.06)	1.03 (1.02, 1.05)	<0.01	1.02 (1.01, 1.02)	1.02 (1.01, 1.04)	1.03 (1.01, 1.05)	<0.01

Note. Odds ratios (95% CI).

Bold = Statistical significance.

NS = Not significant. NS was indicated when all results across utilization levels were not significant.

The length of hospitalization in the previous two years: never (0), low (1–7 days), moderate (8–15 days), and high (16+ days).