Table 3.

Results of Random Coefficient Regression Analyses on Modeling Mean Ratings for Individual Items within FIM Subscales.

	FIM motor
	Self-care		Sphincter control		Transfer		Locomotion		FIM cognition
	b	95% CI	b	95% CI	b	95% CI	b	95% CI	b	95% CI
Intercept	4.13	4.11, 4.16	4.70	4.66, 4.74	3.02	2.99, 3.05	1.51	1.47, 1.55	6.10	6.07, 6.13
Knee	0.13	0.11, 0.15	0.08	0.05, 0.11	0.11	0.09, 0.13	0.13	0.10, 0.16	0.02	−0.01, 0.04
Time (ref: Admission)	ref		ref		ref		ref		ref
Discharge	1.69	1.68, 1.70	1.16	1.14, 1.19	2.11	2.10, 2.13	2.69	2.66, 2.71	0.47	0.46, 0.48
Follow-up	2.59	2.58, 2.61	2.17	2.15, 2.20	3.43	3.41, 3.45	4.06	4.03, 4.09	0.83	0.81, 0.84
Age (ref: < 65)	ref		ref		ref		ref		ref
65–75	−0.02	−0.04, 0.01	−0.07	−0.11, −0.03	−0.03	−0.06, −0.00	0.03	−0.01, 0.07	−0.07	−0.10, −0.04
75–85	−0.15	−0.18, −0.13	−0.25	−0.29, −0.21	−0.18	−0.21, −0.15	−0.14	−0.18, −0.10	−0.24	−0.27, −0.21
> 85	−0.32	−0.36, −0.28	−0.42	−0.48, −0.37	−0.32	−0.36, −0.28	−0.30	−0.35, −0.24	−0.43	−0.48, −0.39
Minority	−0.06	−0.09, −0.04	−0.18	−0.22, −0.14	−0.07	−0.10, −0.04	−0.08	−0.12, −0.04	−0.03	−0.06, −0.00
Male	−0.02	−0.04, −0.00	−0.13	−0.16, −0.09	−0.00	−0.03, 0.02	0.13	0.10, 0.16	−0.08	−0.11, −0.06
Married	−0.03	−0.05, −0.01	−0.01	−0.04, 0.02	−0.03	−0.05, −0.00	0.004	−0.02, 0.03	0.01	−0.01, 0.04
Comorbid sum	−0.01	−0.02, −0.01	−0.03	−0.04, −0.03	−0.02	−0.02, −0.01	−0.06	−0.07, −0.06	−0.03	−0.04, −0.03

Note: Reference categories for dichotomous variables are as follows: knee (hip), minority (white), male (female), married (unmarried). Bolded values indicate parameter estimates are statistically significant at the significance level.