Table 2.
Comparison of Lifetime Prevalence of GAD with past community surveys
| Study | Lifetime GAD % | Tool / Diagnostic System |
|---|---|---|
| Italy (Present study) | 2.3 | ANTAS-SCID DSM-IV |
| ECA, Los Angeles [30] | 4.1 | DIS-DSM III |
| ECA, Durham, San Louis [30] | 6.6 | DIS-DSM III |
| NCS [31] | 5.1 | CIDI-DSM-IIIR |
| NCS-R [35] | 5.7 | CIDI-DSM-IV |
| Sesto Fiorentino (Italy) [33] | 5.4 / 3.9 | UM-CIDI DSM-IIIR/DSM-IV |
| Taiwan Urban [29] | 3.7 | DIS-DSM III |
| Taiwan Small Town [29] | 10.5 | DIS-DSM III |
| Taiwan Rural [29] | 7.8 | DIS-DSM III |
| Korea [34] | 3.6 | DIS-DSM III |
| ESEMED [32] | 2.8 | CIDI DSM-IV |
| Singapore [36] | 1.6 | CIDI DSM-IV |