| Alcohol Consumption |
Primary care (Clinical Practice Research Datalink GOLD) |
| Ethnic Status |
Primary care (Clinical Practice Research Datalink GOLD), Hospital Episode Statistics (HES) |
| Pregnancy |
Primary care (Clinical Practice Research Datalink GOLD) |
| Smoking Status |
Primary care (Clinical Practice Research Datalink GOLD) |
| Socioeconomic Deprevation |
Practice postcode linked deprivation measures for CPRD GOLD |
| Homelessness |
Primary care, Hospital Episode Statistics Admitted Patient Care |
| Homelessness |
Clinical Practice Research Datalink GOLD |