Close
At this study time point, 667 BRHS cohort participants underwent a physical examination and 1009 completed a postal questionnaire.
Data are available for:
- Questionnaire
- Physical examination measurements
- Blood biomarkers
- Dental data
- Cognition -Test Your Memory (TYM)
- Derived variables
- Participant profile data
Physical examination protocol
The physical protocol document describes the study objectives, design, methods and procedures, assessment types, organisation of the field study, including specific details on how the research data collection and schedules were conducted during the 40 year follow-up physical examination.
- BRHS 40 year follow-up physical examination protocol
Data documentation and data dictionaries
Description of the data available, data collection methods and methods for derivation of variables are found in the data documentation files for the different data sets. Data dictionaries include listing all the available variables, BRHS variable names, units/category labels, value ranges, number with data and number with missing data as well as a reference to methods sections described in the data documentation file.
| DATA DOCUMENTATION FILE | DATA DICTIONARY |
|---|---|
BRHS 2018 (Q40) 40 year follow-up - Physical exam measurements |  BRHS 2018 (Q40) 40 year follow-up Physical exam measurements data dictionary |
| BRHS 2018 (Q40) 40 year follow-up - Blood biomarkers | BRHS 2018 (Q40) 40 year follow-up - Blood biomarkers data dictionary |
| BRHS 2018 (Q40) 40 year follow-up - Dental exam | BRHS 2018 (Q40) 40 year follow-up - Dental exam data dictionary |
| BRHS 2018 (Q40) 40 year follow-up - TYM Cognitive Assessment | BRHS 2018 (Q40) 40 year follow-up - TYM Cognitive Assessment data dictionary |
| BRHS 2018 (Q40) 40 year follow-up - Derived adjusted variables | BRHS 2018 (Q40) 40 year follow-up - Derived adjusted variables data dictionary |
| BRHS 2018 (Q40) 40 year follow-up - Participant profile | BRHS 2018 (Q40) 40 year follow-up - Participant profile data dictionary |