NDRDI: Data-collection process
The participants included in this study are those who have already died as a result of a drug or alcohol-related death or those who were substance dependent and died from a medical consequence of substance use.
The data is collected from a number of sources, including:
- The Coroner Service;
- The General Mortality Register;
- The Central Treatment List;
- HIPE
Staff from the NDRDI collect data from Coroner Service files relating to all deaths among alcohol dependent person, all deaths where a history of drug use was recorded or where drug or alcohol misuse was implicated in the death. Data from the other agencies is collected in electronic format.