Table 1.

Sample population attributes.

Variable	Category	Number	Percentage
Sex	Male	221	43.5
	Female	287	56.5
Age groups	60–70 years old	239	47.0
	71–80 years old	185	36.4
	Over 80 years old	84	16.5
Educational level	Never attended school	104	20.5
	Elementary school	186	36.6
	Middle school	123	24.2
	High school	71	14.0
	Undergraduate/bachelor’s degree	18	3.5
	Postgraduate and above	6	1.2
Self-care ability	Completely independent	266	52.4
	Mostly independent	140	27.6
	Requires assistance but can provide some self-care	80	15.7
	Dependent on others	22	4.3
Place of residence	Urban	280	55.1
	Rural	228	44.9