Table 1.
Demographic Characteristics of the Subjects
| Variables | Mean | n (%) |
|---|---|---|
| Age (years) | 41.32 ± 10.68 | |
| Minimum: 18 | ||
| Maximum: 58 | ||
| Median: 42 | ||
| Age classification | ||
| 18–25 years | 7 (12.5) | |
| 26–35 years | 6 (10.7) | |
| 36–45 years | 19 (33.9) | |
| 46–60 years | 24 (42.9) | |
| Genders | ||
| Male | 23 (41.1) | |
| Female | 33 (58.9) | |
| Ethnic | ||
| Bataknese | 26 (46.4) | |
| Malay | 30 (53.6) | |
| Occupation | ||
| Housewife | 21 (37.5) | |
| Entrepreneur | 14 (25) | |
| State civil apparatus | 9 (16) | |
| Farmer | 8 (14.3) | |
| Student | 4 (7.2) | |
| Education | ||
| Strata 1 | 9 (16.1) | |
| Diploma | 2 (3.6) | |
| Senior High School | 33 (58.9) | |
| Junior High School | 8 (14.3) | |
| Primary School | 4 (7.1) |
Notes: Data of age: not normal distribution. Numeric data were presented in mean and standard deviation (SD). Categorical data were presented in number of the subject and percentage.