Table 1 Sociodemographic characteristics of the survey respondents (n = 1207)
Variables | N | % |
|---|---|---|
Gender | ||
 Male | 616 | 51 |
 Female | 591 | 49 |
Age groups in years | ||
 20–29 | 275 | 22.8 |
 30–39 | 278 | 23 |
 40–49 | 329 | 27.3 |
 50–59 | 325 | 26.9 |
Education | ||
 Less than a bachelor’s degree | 296 | 24.5 |
 Bachelor’s degree | 461 | 38.2 |
 Master’s or higher | 450 | 37.3 |
Monthly household income (10,000 KRW)a | ||
  < 300 | 397 | 32.9 |
 300 < 600 | 549 | 45.5 |
  ≥ 600 | 261 | 21.5 |
Marital status | ||
 Married | 628 | 52 |
 Never married | 537 | 44.5 |
 Divorced/widowed/separated | 42 | 3.5 |