From: Factors associated with prescribing costs: analysis of a nationwide administrative database
Independent variables | R2 lmrob | Spearman |
---|---|---|
Practice size (number of patients) | .04 | .21 |
Average age of patients | .30 | .51 |
Median age of patients | .31 | .53 |
Proportion of pensioners | .32 | .53 |
Proportion of female patients | .03 | − .15 |
Morbidity index | .03 | .23 |
Proportion of prescriptions issued (PPI) | .38 | .49 |
Proportion of DDD issued (PDDD) | .36 | .47 |
Proportion polypharmacy patients | .34 | .50 |
Proportion polypharmacy patients ≥ 2Q | .49 | .62 |