Table 3.

Regression Models of Cognitive Impairment, SCU Placement, Clinical Covariates, and QOL Domains

	Comfort		Activities		Privacy		Mood		Environment		Individuality		Relationship		Autonomy
	Parameter estimate	p value	Parameter estimate	p value	Parameter estimate	p value	Parameter estimate	p value	Parameter estimate	p value	Parameter estimate	p value	Parameter estimate	p value	Parameter estimate	p value
CPS (ref = 0)		<.001		<.001		<.001		<.001		<.001		<.001		<.001		<.001
4	−0.87		−0.04		−9.15		−0.93		4.50		−5.80		−6.27		−2.63
3	1.50		−2.29		−6.82		−0.58		2.25		−5.79		−6.08		−3.10
2	0.87		−2.88		−3.90		−0.41		−0.51		−3.76		−5.14		−3.50
1	−0.94		−3.53		−3.64		−0.27		−1.41		−2.87		−3.55		−2.63
SCU	1.47	.127	2.78	.033	1.61	.127	−0.03	.685	3.29	.002	0.74	.574	0.72	.535	3.05	.001
Female	−0.82	.073	6.04	<.001	1.72	<.001	0.01	<.001	−0.82	.095	−0.04	.946	−0.71	.190	1.71	<.001
Age	0.11	<.001	−0.15	<.001	0.01	.803	−0.03	<.001	−0.03	.162	0.13	<.001	0.06	.014	−0.05	.011
ADL	−0.21	<.001	−0.36	<.001	−0.13	<.001		<.001	−1.27	<.001	0.00	.957	−0.02	.560	−0.43	<.001
LOS (ref = < 30 days)		.017		<0.001		0.084	0.30			0.109		<0.001		<0.001		0.006
1 Year+	1.32		7.45		−0.06		0.29		−1.26		11.43		5.65		1.65
6 months–1 year	−0.14		6.60		−1.43		0.12		−2.43		10.32		4.83		0.39
30 Days–6 months	−0.06		3.27		−1.17		0.00		−1.24		7.63		4.40		−0.02
Arthritis	−2.09	<.001	1.15	.050	0.06	.906	0.02	.667	−0.63	.178	0.06	.925	−0.05	.918	0.11	.796
Cancer	−0.50	.484	−2.81	.004	−0.13	.873	0.00	.961	−0.45	.558	−0.07	.941	0.10	.912	−0.10	.889
Aphasia	−0.03	.982	−3.98	.019	−6.68	<.001	−0.31	.005	−5.51	<.001	−2.20	.193	−2.72	.069	−4.16	.001
Hemiplegia	−1.81	.016	−0.73	.471	−0.53	.516	−0.14	.031	−1.77	.030	−1.65	.102	−0.93	.300	−1.22	.101
Depression	−1.95	<.001	−3.52	<.001	−0.41	.375	−0.27	<.001	−1.13	.013	−1.32	.020	−0.72	.154	−1.66	<.001
Schizophrenia	−3.73	<.001	1.53	.260	−4.24	<.001	−0.05	.567	−1.59	.143	−1.11	.410	−5.28	<.001	−5.15	<.001
Bipolar	−3.55	.005	−3.11	.066	−5.10	<.001	−0.15	.179	−2.85	.036	2.12	.208	−1.69	.258	−2.08	.093
Anxiety	−3.94	<.001	−1.11	.118	−1.73	.003	−0.15	.001	−2.29	<.001	−1.04	.142	−1.32	.037	−1.71	.001
Missing component	−2.81	.010	−1.60	.281	−0.55	.645	0.05	.635	−3.52	.003	−0.78	.596	−1.02	.438	−0.81	.454
Moderate severe pain	−6.21	<.001	−1.09	.144	0.77	.199	0.02	.644	−0.19	.755	−0.11	.884	−0.52	.434	−0.30	.583
Bladder incontinence (ref = continent)		.450		.015		.171		.125		<.001		.667		.158		.016
Incontinent	0.47		2.30		−1.48		−0.16		0.72		−0.50		−2.35		−1.89
Frequently incontinent	−0.23		2.45		−0.98		−0.06		3.21		0.29		−0.72		−1.79
Occasionally incontinent	−0.97		1.97		−0.58		−0.08		2.08		−0.96		−0.08		−1.46
Usually continent	−0.61		0.35		−1.72		0.03		−0.12		0.35		−0.72		−1.18

Notes: ADL = activities of daily living; CPS = cognitive performance scale (0 = intact and 4 = moderately severely impaired); LOS = Length of Stay; QOL = quality of life; SCU = Alzheimer’s/dementia special care unit.