UK Data Service variable record for:
| Variable | bcsid | 
| Label | Research case identifier | 
| Disclaimer | Please note that these frequencies are not weighted. | 
| Location | 1970 British Cohort Study: Twenty-One-Year Sample Survey, 1992 | 
| Universe | A clustered 10% sample of all respondents to an earlier BCS70 follow-up, living in England and Wales during 1992, who were not known to have died, emigrated or refused.;National | 
| Sampling | One-stage cluster sample;A simple random sample of the BCS70 cohort | 
| Study Type | Longitudinal/panel/cohort |