Table 1.
Baseline characteristics of participants by depression status in KNHANES 2007−2012
| (N=, weighted N=) | ||||||
|---|---|---|---|---|---|---|
| Men (N = 14,886, weighted N = 18,449,986) | Women (N = 20,241, weighted N = 18,929,457) | |||||
| depression (−) (N = 13,418) (Weighted N = 16,715,177) | depression (+) (N = 1,468) (Weighted N = 1,734,808) | P-value | depression (−) (N = 16,583) (Weighted N = 15,575,753) | depression (+) (N = 3,658) (Weighted N = 3,353,704) | P-value | |
| General factors | Weighted % | Weighted % | Weighted % | Weighted % | ||
| Smoking status | 0.015 | <0.001 | ||||
| Current smoker | ||||||
| Exposed to SHS | 34.9 | 37.8 | 4.9 | 9.1 | ||
| Not Exposed to SHS | 26.6 | 29.8 | 4.2 | 6.4 | ||
| Former smoker | ||||||
| Exposed to SHS | 8.4 | 7.6 | 1.3 | 2.1 | ||
| Not Exposed to SHS | 10.0 | 8.7 | 2 | 2.3 | ||
| Never smoker | ||||||
| Exposed to SHS | 9.6 | 8.0 | 31.5 | 31.5 | ||
| Not Exposed to SHS | 10.6 | 8.1 | 56.1 | 48.6 | ||
| Age | <0.001 | <0.001 | ||||
| 19−39 | 43.7 | 36.2 | 41.0 | 33.0 | ||
| 40−59 | 39.8 | 43.3 | 38.5 | 39.2 | ||
| ≥60 | 16.6 | 20.5 | 20.5 | 27.8 | ||
| Marital status | <0.001 | <0.001 | ||||
| Never married | 25.7 | 25.5 | 17.5 | 15.0 | ||
| Married-living with partner | 70.3 | 64.4 | 67.7 | 61.0 | ||
| Married-others | 4.0 | 10.1 | 14.8 | 24.0 | ||
| Education attainment | <0.001 | <0.001 | ||||
| <6 years | 12.0 | 19.7 | 24.1 | 35.4 | ||
| 6−8 years | 10.0 | 13.4 | 9.8 | 11.7 | ||
| 9−11 years | 42.2 | 41.2 | 37.7 | 33.5 | ||
| ≥12 years | 35.9 | 25.7 | 28.5 | 19.4 | ||
| Employment status | <0.001 | 0.002 | ||||
| Wage working | 49.4 | 38.3 | 32.4 | 28.7 | ||
| Self-supporting | 26.9 | 29.1 | 11.1 | 10.8 | ||
| House-employed | 1.6 | 2.5 | 5.9 | 5.8 | ||
| No financial activity | 22.0 | 30.0 | 20.6 | 54.6 | ||
| Number of family members | <0.001 | <0.001 | ||||
| Living alone | 4.9 | 7.7 | 6.2 | 9.3 | ||
| Living with one family member | 19.4 | 20.5 | 19.2 | 22.9 | ||
| Living with two family members | 26.8 | 26.8 | 24.6 | 25.9 | ||
| Living with ≥3 family members | 48.8 | 45.0 | 49.9 | 41.9 | ||
| Body mass index (kg/m2) | 0.5 | 0.018 | ||||
| <18.5 | 3.0 | 3.5 | 6.7 | 6.5 | ||
| 18.5−22.9 | 34.9 | 36.1 | 45.1 | 42.7 | ||
| 23−24.9 | 25.6 | 26.1 | 20.8 | 20.8 | ||
| 25−29.9 | 32.2 | 31.1 | 23.2 | 24.5 | ||
| ≥30 | 4.2 | 3.2 | 4.2 | 5.5 | ||
| Alcohol dependence by AUDIT score | <0.001 | <0.001 | ||||
| 0−7 (Normal) | 44.2 | 39.6 | 84.1 | 76.1 | ||
| 8−15 (Mild dependence) | 34.2 | 26.7 | 12.6 | 15.6 | ||
| 16−19 (Moderate dependence) | 11.2 | 12.9 | 1.6 | 3.8 | ||
| 20−40 (Severe dependence) | 10.5 | 20.8 | 1.7 | 4.5 | ||
| Self-reported stress | <0.001 | <0.001 | ||||
| Very high | 2.7 | 16.4 | 3.0 | 17.5 | ||
| High | 19.5 | 42.0 | 21.5 | 44.7 | ||
| Moderate | 61.7 | 37.5 | 60.4 | 32.7 | ||
| Little | 16.0 | 4.2 | 15.1 | 5.0 | ||
| Self-reported health status | <0.001 | <0.001 | ||||
| Very good | 5.9 | 3.8 | 4.0 | 2.4 | ||
| Good | 37.3 | 21.5 | 31.8 | 19.3 | ||
| Normal | 43.8 | 41.4 | 44.8 | 38.6 | ||
| Bad | 11.7 | 27.2 | 16.7 | 30.4 | ||
| Very bad | 1.3 | 6.1 | 2.7 | 9.3 | ||