Over the last 2Â weeks, how often have you been bothered by the following problems: | Age <41 n (%) | Age 41 to 50 n (%) | Age 51 to 60 n (%) | Age >60 n (%) | Total n (%) |
---|---|---|---|---|---|
1) Little interest or pleasure in doing things? (n = 1812)a b | |||||
 Not at all | 247 (50.6) | 258 (52.6) | 265 (59.4) | 282 (72.9) | 1052 (58.1) |
 Several days | 189 (38.7) | 184 (37.5) | 138 (30.9) | 80 (20.7) | 591 (32.6) |
 More than half the days | 39 (8.0) | 33 (6.7) | 21 (4.7) | 17 (4.4) | 110 (6.1) |
 Nearly everyday | 13 (2.7) | 16 (3.3) | 22 (4.9) | 8 (2.1) | 59 (3.3) |
2) Feeling down, depressed, or hopeless? (n = 1800)a b | |||||
 Not at all | 344 (70.8) | 349 (71.1) | 341 (76.8) | 323 (85.2) | 1357 (75.4) |
 Several days | 113 (23.3) | 111 (22.6) | 75 (16.9) | 44 (11.6) | 343 (19.1) |
 More than half the days | 22 (4.5) | 24 (4.9) | 17 (3.8) | 7 (1.9) | 70 (3.9) |
 Nearly everyday | 7 (1.4) | 7 (1.4) | 11 (2.5) | 5 (1.3) | 30 (1.7) |
3) Trouble falling or staying asleep, or sleeping too much? (n = 1809)a b | |||||
 Not at all | 100 (20.6) | 109 (22.3) | 122 (27.3) | 219 (56.6) | 550 (30.4) |
 Several days | 241 (49.6) | 245 (50.1) | 192 (43.0) | 106 (27.4) | 784 (43.3) |
 More than half the days | 95 (19.6) | 85 (17.4) | 83 (18.6) | 34 (8.8) | 297 (16.4) |
 Nearly everyday | 50 (10.3) | 50 (10.2) | 50 (11.2) | 28 (7.2) | 178 (9.8) |
4) Feeling tired or having little energy? (n = 1806)a b | |||||
 Not at all | 79 (16.2) | 77 (15.8) | 107 (23.9) | 195 (51.2) | 458 (25.4) |
 Several days | 267 (54.7) | 261 (53.4) | 231 (51.6) | 141 (37.0) | 900 (49.8) |
 More than half the days | 101 (20.7) | 104 (21.3) | 74 (16.5) | 28 (7.4) | 307 (17.0) |
 Nearly everyday | 41 (8.4) | 47 (9.6) | 36 (8.0) | 17 (4.5) | 141 (7.8) |
5) Poor appetite or overeating? (n = 1805)a b | |||||
 Not at all | 223 (46.0) | 229 (46.9) | 247 (55.3) | 290 (75.3) | 989 (54.8) |
 Several days | 158 (32.6) | 163 (33.4) | 137 (30.7) | 69 (17.9) | 527 (29.2) |
 More than half the days | 73 (15.1) | 72 (14.8) | 42 (9.4) | 16 (4.2) | 203 (11.3) |
 Nearly everyday | 31 (6.4) | 24 (4.9) | 21 (4.7) | 10 (2.6) | 86 (4.8) |
6) Feeling bad about yourself – or that you are a failure or have let yourself or your family down? (n = 1811)a b | |||||
 Not at all | 345 (70.7) | 353 (72.0) | 345 (77.4) | 326 (84.2) | 1369 (75.6) |
 Several days | 106 (21.7) | 103 (21.0) | 72 (16.1) | 50 (12.9) | 331 (18.3) |
 More than half the days | 30 (6.2) | 23 (4.7) | 16 (3.6) | 6 (1.6) | 75 (4.1) |
 Nearly everyday | 7 (1.4) | 11 (2.2) | 13 (2.9) | 5 (1.3) | 36 (2.0) |
7) Trouble concentrating on things, such as reading the newspaper or watching TV? (n = 1803)a b | |||||
 Not at all | 305 (62.5) | 287 (58.5) | 304 (68.3) | 305 (80.5) | 1201 (66.6) |
 Several days | 149 (30.5) | 167 (34.0) | 107 (24.0) | 62 (16.4) | 485 (26.9) |
 More than half the days | 24 (4.9) | 29 (5.9) | 18 (4.0) | 7 (1.9) | 78 (4.3) |
 Nearly everyday | 10 (2.1) | 8 (1.6) | 16 (3.6) | 5 (1.3) | 39 (2.2) |
8) Moving or speaking so slowly that other people could have noticed? Or the opposite – being so fidgety or restless that you have been moving around a lot more than usual? (n = 1810)a b | |||||
 Not at all | 414 (84.8) | 407 (83.1) | 390 (87.8) | 357 (92.0) | 1568 (86.6) |
 Several days | 56 (11.5) | 66 (13.5) | 33 (7.4) | 23 (5.9) | 178 (9.8) |
 More than half the days | 14 (2.9) | 13 (2.7) | 12 (2.7) | 7 (1.8) | 46 (2.5) |
 Nearly everyday | 4 (0.8) | 4 (0.8) | 9 (2.0) | 1 (0.3) | 18 (1.0) |
9) Thoughts that you would be better off dead or of hurting yourself in some way? (n = 1798) | |||||
 Not at all | 469 (96.1) | 468 (95.7) | 426 (96.0) | 360 (95.5) | 1723 (95.8) |
 Several days | 13 (2.7) | 16 (3.3) | 13 (2.9) | 14 (3.7) | 56 (3.1) |
 More than half the days | 4 (0.8) | 3 (0.6) | 1 (0.2) | 1 (0.3) | 9 (0.5) |
 Nearly everyday | 2 (0.4) | 2 (0.4) | 4 (0.9) | 2 (0.5) | 10 (0.6) |
Median PHQ-9 total score (IQR) n | 4 (2–8) 489 | 4 (2–7) 491 | 3 (2–7) 449 | 1 (0–4) 389 | 3 (2–7) 1848 |
How difficult have these problems made it for you to do your work, take care of things at home, or get along with people? (n = 1812)a b | |||||
 Not at all | 269 (55.1) | 262 (53.5) | 282 (62.8) | 306 (79.5) | 1119 (61.8) |
 Somewhat | 199 (40.8) | 207 (42.2) | 139 (31.0) | 70 (18.2) | 615 (33.9) |
 Very | 17 (3.5) | 16 (3.3) | 17 (3.8) | 5 (1.3) | 55 (3.0) |
 Extremely | 3 (0.6) | 5 (1.0) | 11 (2.5) | 4 (1.0) | 23 (1.3) |