Close
Up to date, we have collected a very wide range of clinical and self-reported information on our participants.听
| Phase | Dates | Type | Participation | Response rate (alive) | Response rate (eligible*) |
|---|---|---|---|---|---|
| 1 | 1985-1988听 听 听 听听 | Questionnaire 1 & Clinic听 | 10,308 | 听-谤别蹿别谤别苍肠别- | -reference- |
| 2 | 1989-1990听 听听 | Questionnaire 2 | 8,132 | 79.3% | 79.3% |
| 3 | 1991-1994 | Questionnaire 3 & Clinic听 听 听 听 听 听 听 听听 | 8,815 | 86.6% | 86.6% |
| 4 | 1995-1996听 听 听听 | Questionnaire 4听 | 8,628 | 86.6% | 92.4% |
| 5 | 1997-1999听 听听 | Questionnaire 5 & Clinic | 7,870 | 78.7% | 86.3% |
| 6 | 2001听 听听 | Questionnaire 6听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 | 7,355 | 74.4% | 82.5% |
| 7 | 2002-2004听 听 | Questionnaire 7 & Clinic | 6,967 | 71.6% | 82.2% |
| 8 | 2006 | Questionnaire 8听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 | 7,173 | 75.2% | 87.2% |
| 9 | 2007-2009 | Questionnaire 9 & Clinic听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 听 | 6,761 | 72.3% | 84.5% |
| 10 (**)听 听听 | 2011 | Questionnaire 10 & Clinic听 听 听 听 听 听 听 听听 | 277 | n/a | n/a |
| 11 | 2012-2013听 听听 | Questionnaire 11 & Clinic听 听 听 听 听 听 听 | 6,318 | 70.9% | 84.1% |
| 12 | 2015-2016听 听听 | Questionnaire 12 & Clinic | 5632 | 66.6% | 80.2% |
| 13 | 2019-2022听 听听 | Questionnaire 13 & Clinic听 听 听 听 | 4307 | 56.4% | 70.6% |
*听Eligible: participants alive and not withdrawn from the study.
**Phase 10 was a pilot carried out in February and March 2011. A small group of Stress and Health participants were selected randomly and invited to attend our Phase 10 clinic. This enabled us to successfully pilot new measures for mental well-being introduced at Phase 11.
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The study is approved by the听London-Harrow Research Ethics Committee and the听Scotland Research Ethics Committee.听All participants who had clinical examination were asked to give written informed consent.听听
Documentation
Data Processing
Please check our听Frequently Asked Questions (FAQs) on data processing.
Clinic video (phase 9)
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