Table 2.

Comparison of sex in FIM score during hospital stay

	Male	Female	P-value
N	256	469
Age (yr)	81.3±6.4	83.8±6.8	<0.0001*
Length of hospital stay (day)	32.7±26.3	33.3±23.4	0.094
FIM score
At admission	56.6±26.2	56.3±26.0	0.855
At discharge	77.7±33.7	78.3±34.4	0.813
FIM gain	21.2±19.9	22.0±21.0	0.992
FIM efficiency	0.92±1.1	0.84±1.0	0.338

Note:

^*P<0.05, Mann–Whitney U-test.

Abbreviations: FIM, Functional Independence Measure; yr, years; N, number of subjects.