HWW is a research register and population health data platform of individuals living or receiving healthcare in Wales, United Kingdom. The study recruits individuals aged 16 or older who usually reside in Wales. Over 21,000 participants are included in HWW. Data are collected from participants via questionnaires and through National Health Service (NHS) data linkage. As part of the register, the participants can be invited to specific studies, and are encouraged to contribute to shaping the research program's priorities. Participants were followed up five times between 2015 and 2018.
Study design
Cohort - open, Registry, Cohort - research programme, Cohort
Number of participants at first data collection
21,779 (participants)
Recruitment is ongoing
Age at first data collection
≥16 years (participants)
Participant year of birth
Varied (participants)
Participant sex
All
Representative sample at baseline?
The distribution of participants by residence in Wales.
Sample features
Countries
Year of first data collection
2016
Primary Institutions
Cardiff University (Academic, United Kingdom)
Swansea University (Academic, United Kingdom)
Profile paper DOI
Funders
Cardiff University (Academic, United Kingdom)
Ongoing?
Yes
Data types collected



Engagement
Keywords