Table 1.  Demographic data.

	Mean ± SD, or n (%)	Median (min–max)
Age (years)	86.5 ± 6.6	87.5 (77–95)
Gender: male/female (n)	5 (15.6)/27 (84.4)
Care need level (n)
1	4 (12.5)
2	9 (28.1)
3	11 (34.4)
4	7 (21.9)
5	1 (3.1)
MMSE (points)	15.6 ± 5.1	16 (8–25)
BI (points)	56.9 ± 29.2	60 (15–95)
NHLSD (points)	36.2 ± 11.5	29 (11–65)
Hb-LSA (points)	31.0 ± 11.3	37 (16–60)
Causal disorders for institutionalization (n) ‡
Cerebrovascular diseases	8 (25.0)
Orthopedic disorders	13 (40.6)
Pulmonary/cardiovascular diseases	3 (9.4)
Dementia	3 (9.4)
Others	5 (15.6)
Mobility (n)
Walking	9 (28.1)
Wheelchair	23 (71.9)

‡: Only the main causal diseases are stated.