From: Analyzing generic and branded substitution patterns in the Netherlands using prescription data
 | Generic substitution analysis | Branded substitution analysis |
---|---|---|
No. of linked prescriptions | 17,204 | 36,695 |
No. of prescriptions (%) on: | Â | Â |
   • ACE inhibitors | 6,068 (35.27) | 10,259 (27.96) |
   • Antidepressants | 4,626 (26.9) | 11,760 (32.04) |
   • PPIs | 3,788 (22.03) | 8,187 (22.32) |
   • Statins | 2,721 (15.81) | 6,491 (17.68) |
Average prescription- delivery lag in days (SD) | 0.48 (0.84) | 0.41 (0.91) |
Average duration after patent expiry in months (SD) | 27.47 (12.83) | 35.07 (19.84) |
No. of pharmacies | 26 | 26 |
Individual pharmacy a | 18 | 19 |
Pharmacy in a partnership a | 8 | 9 |
Pharmacy in a chain a | 5 | 7 |
No. sample patients | 1,423 | 3,855 |
Female patients (%) | 819 (57.6) | 2,215 (57.5) |
Average age in years (SD) | 61.05 (15.15) | 57.96 (16.6) |