UK Data Service variable record for:
| Variable | NCDSID | 
| Label | ncdsid serial number | 
| Disclaimer | Please note that these frequencies are not weighted. | 
| Location | National Child Development Study: Sweep 9, 2013 | 
| Universe | Location of units of observation: National;Population: Adults in Great Britain born in one particular week in 1958 (NCDS9 respondents aged 55). | 
| Sampling | No sampling (total universe) | 
| Study Type | Longitudinal/panel/cohort |