Table 1.
Respondent characteristics
| PHQ-2 n = 859 | PHQ-8 n = 860 | PHQ-9 n = 860 | |
|---|---|---|---|
| Age (years), M (s.d.) | 58.35 (7.9) | 57.93 (8.2) | 57.66 (8.1) |
| Sex, n (%) | |||
| Male | 371 (43.2) | 387 (45.0) | 412 (47.9) |
| Female | 488 (56.8) | 473 (55.0) | 448 (52.1) |
| Marital Status, n (%) | |||
| Married or living with partner | 613 (71.4) | 604 (7.4) | 581 (67.7) |
| Separated or divorced | 117 (13.6) | 108 (12.6) | 108 (12.6) |
| Widowed or single | 128 (14.9) | 146 (17.0) | 168 (19.6) |
| Other | 0 (0.0) | 0 (0.0) | 1 (0.1) |
| Missing | 1 (0.1) | 1 (0.1) | 2 (0.2) |
| Work status, n (%) | |||
| Employed | 387 (45.2) | 398 (46.4) | 397 (46.3) |
| Retired | 230 (26.8) | 223 (26.0) | 231 (26.9) |
| Unemployed | 75 (8.8) | 82 (9.6) | 82 (9.6) |
| Looking after family or home | 113 (13.2) | 100 (11.7) | 101 (11.8) |
| Other (leave of absence for work, incapacity for work etc.) | 52 (6.1) | 55 (6.4) | 47 (5.5) |
| Education level, n (%) | |||
| Lower than primary education | 38 (4.4) | 58 (6.8) | 56 (6.5) |
| Primary education | 363 (42.3) | 317 (36.9) | 301 (35.1) |
| Secondary education | 318 (37.1) | 346 (4.3) | 334 (38.9) |
| College and above | 139 (16.2) | 138 (16.1) | 167 (19.5) |
| Depression (HSCL-25), M (s.d.) | 1.59 (0.52) | 1.56 (0.46) | 1.53 (0.46) |
| Anxiety (HSCL-25), M (s.d.) | 1.52 (0.45) | 1.51 (0.42) | 1.53 (0.47) |
| Anxiety (GAD-7), M (s.d.) | 4.26 (4.7) | 4.03 (4.5) | 3.92 (4.5) |
| Social support (DUKE- 11), M (s.d.) | 45.38 (9.1) | 45.85 (8.3) | 45.55 (8.5) |
| HRQoL index (EQ-5D- 3L index), M (s.d.) | 0.82 (0.2) | 0.83 (0.2) | 0.82 (0.2) |
Note. *p < 0.05; **p < 0.01; ***p < 0.001.