Table 4.

Effects of age and other covariates on motor-FIM: Sensitivity Analyses

Variable	Examining those who were living and maintain a private residential status			Examining those who had 15 or more years of follow-up
	Standard Estimate	Error	F(df),p	Standard Estimate	Error	F(df),p
Intercept	34.67	1.90	--	32.69	3.24	--
Motor-FIM at Discharge	0.68	0.02	F1,213=960,p<0.0001	0.72	0.03	F1,415=437.10,p<0.0001
Level/Severity at Discharge			F3,213=76.38,p<0.0001			F3,415=35.74,p<0.0001
Paraplegia, complete	−2.73	0.98		−3.30	1.61
Paraplegia, incomplete	1.90	1.21		−1.22	1.95
Tetraplegia, complete	−16.20	1.12		−17.53	1.72
Age at injury	−0.12	0.03	F1,213=11.34, p=0.0009	−0.18	0.07	F1,415=5.66, p=0.02
Sex (Female)	0.12	0.88	F1,213=0.02, p=0.90	−0.75	1.41	F1,415=0.29, p=0.59
Race(white)	1.13	0.81	F1,213=1.94, p=0.17	3.27	1.32	F1,415=6.12, p=0.01
Time Linear	0.27	0.27	F1,1430=0.99, p=0.32	−0.73	0.41	F1,479=3.17, p=0.08
Time Squared	−0.01	0.01	F1,566=0.35, p=0.55	0.04	0.02	F1,415=4.30, p=0.04
Age × Time	0.017	0.008	F1,213=5.11, p=0.03	0.03	0.01	F1,415=5.44, p=0.02
Age × Time2	−0.0011	0.0004	F1,213=6.31, p=0.01	−0.0017	0.0006	F1,415=7.54, p=0.006