Table 1.

Patient demographic characteristics.

Variable	Number	Percent
Age group (year)
60–69	103	39.8
70–79	80	30.9
≥80	76	29.3
Gender
Male	137	52.9
Female	122	47.1
Education
Illiterate	106	40.9
Primary school	74	28.6
High school	64	24.7
Academic degree	15	5.8
Occupation
Housewife	100	38.6
Farmer	56	21.6
Self-employment	47	18.5
Retired	29	11.2
Other	27	10.1