| Analysis group | Group 1 | Group 2 | Group 3 |
|---|---|---|---|
| Total prescriptions (n) | 406,527 | 421,505 | 109,628 |
| Prescriptions to be reviewed (n) | 310,947 | 328,481 | 93,063 |
| Intervention by pharmacist (n) | 928 | 1,247 | 681 |
| Rate (%)*(intervention/prescriptions to be reviewed/month) | 928/310,947 =0.3 | 1,247/328,481 =0.4 | 681/93,063 =0.7 |