Table 1.

Demographic and General Characteristics of the Patients

Parameters
Age (years)(mean±SD)	59.4±9.1
Female/Male (%)	11.9/88.1
Age groups (years) (%)
40–49	15.5
50–59	36.9
60–69	32.3
≥70	15.3
Smoking status (current/ex) (%)	56.3/38.1
Biomass exposure (%)	7.2
BMI (kg/m2) (%)
<25	44.4
25–29.9	32.2
≥30	23.4
Education (%)
Illiterate	11.1
Elementary school	55.5
Secondary school	11.7
High school	15.5
University	6.2
Living area (%)
Urban	59.3
Rural	27.0
Mixed	13.7