Table 1. Demographic Characteristics of the Participants (n = 200).

Characteristics	Frequency, No. (%)
Age, y
50 >	19 (9.5)
50-60	47 (23.5)
60-70	84 (42)
70 ≤	50 (25)
Marital status
Unmarried	64 (32)
Married	136 (68)
Educational status
Illiterate	97 (48.5)
Primary school	69 (34.5)
Middle school	18 (9)
High school and higher	16 (8)
Economic status
Low	79 (39.5)
Average	114 (57)
Good	7 (3.5)
Had job
Yes	6 (3)
No	194 (97)
Disease duration, y
5 >	68 (34)
5-10	52 (26)
10-15	40 (20)
15-20	14 (7)
20 ≤	26 (13)
Comorbidity
Yes	192 (96)
No	8 (4)