Data source for each item of the original and modified Pra score
| Pra item | Original Pra score | Modified Pra score |
|---|---|---|
| Age | GP record | GP record |
| Gender | GP record | GP record |
| Presence of diabetes mellitus | GP record | GP record |
| Presence of coronary heart disease | GP record | GP record |
| Self-rated health | Postal questionnaire | Excluded |
| Formal caregiver availability | Postal questionnaire (proxy of high social support on Lubben's social network scale) | Excluded |
| >6 physician visits over previous year | GP record | GP record |
| Emergency hospital admission previous year | GP record | GP record |
| Multimorbidity measure: RxRisk-V | Excluded | Linked pharmacy claims database |
GP, general practice; Pra, Probability of repeated admission.