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. Author manuscript; available in PMC: 2013 Apr 11.

Published in final edited form as: Neuropsychol Dev Cogn B Aging Neuropsychol Cogn. 2009 Jul 1;17(1):55–70. doi: 10.1080/13825580903009071

Table 4.

Logical Memory – results of Mixed-effects Modelling

	Model
	Baseline			Person Level			Time Varying			Outcome (Final)
	Estimate	SE	p	Estimate	SE	p	Estimate	SE	p	Estimate	SE	p
Fixed effects
Intercept	35.09	0.72	<.001	35.34	0.70	<.001	35.26	0.69	<.001	38.83	0.83	<.001
Age	−0.35	0.14	.015	−0.41	0.14	.004	−0.37	0.14	.010	−0.35	0.14	.013
Age²	−0.05	0.02	.008	−0.05	0.02	.010	−0.05	0.02	.005	−0.05	0.02	.012
Education				0.95	0.27	<.001	0.97	0.27	<.001	0.84	0.24	<.001
Social class				−0.75	0.30	.013	−0.73	0.30	.015	−0.77	0.27	.004
Systolic BP							0.08	0.02	<.001	0.06	0.02	<.001
Dementia										−21.84	2.76	<.001
Outcome: died										−6.67	1.52	<.001
Outcome: refused										−5.79	1.67	<.001
Outcome: unwell										−6.37	3.22	.050
Outcome: other										−1.70	2.21	.441
Random effects
Intercept	131.14	13.02	<.001	117.10	12.10	<.001	117.35	12.04	<.001	88.51	9.82	<.001
Slope–Intercept	2.66	1.59	.094	2.23	1.52	.143	2.04	1.53	.183	0.56	1.35	.679
Slope	0.15	0.39	.346	0.25	0.38	.256	0.38	0.38	.159	0.36	0.34	.144
Residual	66.13	5.29	<.001	65.73	5.23	<.001	62.31	5.07	<.001	62.28	4.90	<.001