Table 2.
Comparison of lifetime prevalence of mental and physical disorder in Wave 4 and cumulative four waves interviews (N = 1071)
| Lifetime prevalence based on Wave 4 | Cumulative lifetime prevalence based on four waves of interviews (1981 – 2005) | Comparison using McNemar testa | ||
|---|---|---|---|---|
| N (%, 95%CI) | N (%, 95%CI) | Chi-square | P | |
| Mental disorders | ||||
| Major depression | 46 (4.5, 3.2 - 5.8) | 140 (13.1, 11.1 - 15.1) | 85.01 | <0.001 |
| OCD | 6 (0.6, 0.1 - 1.1) | 76 (7.1, 5.6 - 8.6) | 64.02 | <0.001 |
| Panic disorder | 26 (2.5, 1.6 - 3.5) | 72 (6.7, 5.2 - 8.2 ) | 43.02 | <0.001 |
| Social phobia | 129 (12.6, 10.5 - 14.6) | 271 (25.3, 22.7 - 27.9) | 120.01 | <0.001 |
| Drug abuse/dependence | 63 (6.7, 5.4 - 8.7) | 188 (17.6, 15.3 - 19.8) | 111.01 | <0.001 |
| Alcohol abuse/dependence | 94 (9.1, 7.3 - 10.9) | 277 (25.9, 23.2 - 28.5) | 177.01 | <0.001 |
| Physical disorders | ||||
| Diabetes | 195(18.2, 16.0 - 21.0) | 216 (20.2, 17.8 - 22.6) | 19.05 | <0.001 |
| Hypertension | 518 (48.4, 45.5 - 51.6) | 593 (55.4, 52.4 - 58.4) | 72.01 | <0.001 |
| Arthritis | 490 (45.8, 42.9 - 48.9) | 578 (54.0, 51.0 - 57.0) | 86.01 | <0.001 |
| Stroke | 59 (5.5, 4.2 - 6.9) | 77 (7.2, 5.6 - 8.7) | 16.06 | <0.001 |
| Cancer | 90 (8.4, 6.8 - 10.1) | 112 (10.5, 8.6 - 12.3) | 19.05 | <0.001 |
a
Participants who missed the evaluation at wave 4 interview were excluded.
Note: CI stands for confidence interval, OCD stands for obsessive-compulsive disorder.