Proportion of dispensing practices in the top 10 and top 100 highest prescribers of high-cost drugs in each category
| Class | % dispensing practices in top 10 | % dispensing practices in top 100 | % dispensing practices nationally | Mean % high cost in top 10 | Mean % high cost in top 100 | Mean % high cost in England |
| Statins | 80 | 56 | 13 | 40.79 | 17.45 | 3.04 |
| Proton pump inhibitor | 10 | 11 | 13 | 33.97 | 11.73 | 1.48 |
| ACE inhibitor | 90 | 29 | 13 | 33.54 | 6.98 | 0.29 |
| Angiotensin receptor blocker | 100 | 86 | 13 | 81.42 | 54.64 | 3.90 |