| Description: | Would you be willing to complete the self completion questionnaire? - at age 77 years |
| Category: | Questionnaire data ⏵ Mental health ⏵ General health questionnaire (GHQ) - screening for psychiatric disorder |
| Participants | 1,076 | Value Type | Categorical (single) | Sexed | Both sexes | Debut | Jun 2025 | |||
| Item count | 1,076 | Item Type | Data | Instances | Defined (1) | Version | N/A | |||
| Stability | Complete | Strata | Primary | Array | No | Cost Tier | dX oX sX |

