Table 1.

Demographic data.

Variables	Subgroups	Number of Subjects (N)	Percentage (%)	Mean/median ± SD
Gender	Male	12	20.7
	Female	46	79.3
Age, years	65–69	13	22.4	74.47 ± 4.96
	70–74	16	27.6
	75–79	21	36.2
	>80	8	13.8
Marital status	Married	36	62.1
	Single	22	37.9
Education level	Illiterate	22	37.9
	Junior high school	24	41.4
	Higher education	12	20.7
Body mass index	18.5–24	10	27	26.30 ± 3.98
	24–26.9	23	17.2
	>27	25	39.7
Religion	nil	9	15.5
	Buddhist	46	79.2
	Christian	3	5.2
Race	Minnan	47	81
	Mainland Chinese	3	5.2
	Hakka	8	13.8
Living status	Living with family	56	96.9
	Living alone	2	3.4
Use of assistive devices	No	39	67.2
	Yes	19	32.8