Table 1. Descriptive statistics of variables included in the study (n =1730) .
| Explanatory variables | Total | Poor-HRQoL a | ||
| Number | Percent | Number | Percent | |
| Age groups (yr) | ||||
| 18-30 | 894 | 51.7 | 195 | 21.8 |
| 31-45 | 396 | 22.9 | 142 | 35.7 |
| 46-65 | 440 | 25.4 | 274 | 62.3 |
| Gender | ||||
| Male | 1058 | 61.2 | 368 | 34.8 |
| Female | 672 | 38.8 | 243 | 36.2 |
| Marital status | ||||
| Single | 592 | 34.2 | 120 | 20.3 |
| Married | 1041 | 60.2 | 426 | 40.9 |
| Divorce, separated and widows | 97 | 5.6 | 65 | 67.0 |
| Socioeconomic status (Household wealth) | ||||
| 1st quintile (lowest) | 346 | 20 | 196 | 56.6 |
| 2nd quintile | 346 | 20 | 134 | 38.7 |
| 3rd quintile | 346 | 20 | 111 | 32.1 |
| 4th quintile | 347 | 20.1 | 85 | 24.5 |
| 5th quintile (highest) | 345 | 19.9 | 85 | 24.6 |
| Employment status | ||||
| Unemployed | 664 | 38.4 | 247 | 37.2 |
| Self-employed | 619 | 35.8 | 205 | 33.1 |
| Employed | 370 | 21.4 | 104 | 28.1 |
| Retired | 77 | 4.4 | 55 | 77.4 |
| Health insurance coverage | ||||
| Yes | 1384 | 80 | 431 | 31.4 |
| No | 346 | 20 | 180 | 52.0 |
| Smoking status | ||||
| Never | 1330 | 76.9 | 398 | 29.9 |
| Former | 82 | 4.7 | 47 | 57.3 |
| Current | 318 | 18.4 | 166 | 52.2 |
| Physical activity | ||||
| Inactive | 254 | 14.6 | 176 | 69.3 |
| Moderately active | 527 | 30.5 | 258 | 49.0 |
| Active | 949 | 54.9 | 177 | 18.6 |
| Chronic health condition(s) | ||||
| Yes | 248 | 14.3 | 197 | 79.4 |
| No | 1482 | 85.7 | 414 | 27.9 |
a Poor-HRQoL: Poor health-related quality of life