Table 1 Demographic characteristics of the survey participants and national data
Characteristics | All study respondents | KNHANES III a |
|---|---|---|
| Â | N (%) | % |
Sex | Â | Â |
 Female | 102 (51.0) | 50.7 |
Age | Â | Â |
 20–29 | 46 (23.0) | 23.4 |
 30–39 | 48 (24.0) | 24.2 |
 40–49 | 44 (22.0) | 23.4 |
 50–59 | 39 (19.5) | 17.9 |
 60 and older | 23 (11.5) | 11.0 |
Level of education (years) | Â | Â |
 9 and below | 13 (6.5) | 20.9 |
 10 to 12 | 95 (47.5) | 41.4 |
 13 and more | 92 (46.0) | 37.8 |
Reported problem in the EQ-5D dimension | Â | |
 Mobility | 3 (1.5) | 8.4 |
 Self-care | 1 (0.5) | 1.6 |
 Usual activities | 4 (2.0) | 5.2 |
 Pain/discomfort | 28 (14.0) | 21.9 |
 Anxiety/depression | 22 (11.0) | 12.6 |
EQ-5D index, mean (SD) | 0.978 (0.05) | 0.943 |
EQ-VAS, mean (SD) | 82.7 (11.8) | 73.9 |