Assessment 4A or “Fourth Assessment” is the fourth general assessment of Lifelines.
Assessment 4A will be performed between 2024 and 2028.
Assessment 4A was preceded by general assessments 1A, 2A, and 3A.
For all participants, assessment 4A consists of the following elements:
For adult and elderly participants, this assessment also consists of the following questionnaires:
For children, this assessment also consists of the following elements:
The fourth assessment is currently ongoing. The table below provides an overview of the data currently available to researchers through our online catalogue.
| Release date | Element name | Count | Period |
|---|---|---|---|
| June 17, 2026 | 4a_q_1 | ~18,000 | 3-2024 to 5-2026 |
| June 17, 2026 | 4a_v_1 | ~20,500 | 3-2024 to 6-2026 |
| June 17, 2026 | 4a_v_2 | ~19,400 | 3-2024 to 6-2026 |
Next release: not yet scheduled.