Table 5.

Age subgroup analysis for prediction of discharge FIM

	Under 76 years old (n = 55)			Over 76 years old (n = 56)
	β	P	95% CI	β	P	95% CI
Free-T (pg/ml)	0.24	0.00	3.07, 6.94	0.08	0.15	–0.36, 2.25

CI: confidence interval, FIM: Functional Independence Measure, Free-T: free testosterone, β: standard partial regression coefficient.