Table 7 Prescription costs per patient—results of bivariate robust regression analyses and Spearman’s—rho coefficients in oncologists (n = 303)
From: Factors associated with prescribing costs: analysis of a nationwide administrative database
Independent variables | R2 lmrob | Spearman |
|---|---|---|
Number of patients | .00 | − .08 |
Average age of patients | .06 | .12 |
Median age of patients | Not converged | .06 |
Proportion of pensioners | .05 | .16 |
Proportion of female patients | .05 | − .18 |
Morbidity index | .04 | .18 |
Proportion of prescriptions issued (PPI) | .30 | .40 |
Proportion of DDD issued (PDDD) | .00 | .08 |
Proportion of polypharmacy patients | .15 | .25 |
Proportion of polypharmacy patients ≥ 2Q | .13 | .24 |