| IG | CG | P | |
| Total number of prescription scrips during the study period | 180,398 | 182,757 | |
| Occurrence Rate of Inquiries [% (Cases)a)] | 0.04 (74) | 0.03 (57) | 0.13 |
| Rate of Prescription Changes [% (Cases)b)] | 0.03 (57) | 0.02 (40) | 0.08 |
| Duplicate medications and Drug interactions [% (Cases)c)] | 89.2 (66) | 71.9 (41) | 0.01 |
| Duplicate medication | 82.4 (61) | 66.7 (38) | 0.04 |
| Drug interaction | 6.8 (5) | 5.2 (3) | 0.72 |
| Othersd) | 10.8 (8) | 28.1 (16) | 0.01 |