UK Data Service variable record for:
| Variable | id |
| Label | Identification number |
| Disclaimer | Please note that these frequencies are not weighted. |
| Location | Northern Ireland Life And Times Survey, 2009 |
| Universe | Northern Irish adults;National;Adults aged 18 years or over living in private households in Northern Ireland during autumn 2009 |
| Sampling | One-stage stratified or systematic random sample |
| Study Type | Repeated cross-sectional study |