Table 3.
Comparison of appropriate override rates between provider groups by drug
| Provider drug | No. of appropriate overrides/no. of overridden alerts (%) | |||||
|---|---|---|---|---|---|---|
| Physicians (n = 21) | Nurse practitioners (n = 9) | |||||
| High frequency overriders | Low frequency overriders | χ 2(P) † | High frequency overriders | Low frequency overriders | χ 2(P) † | |
| Metformin | 11/53 (20.8) | 14/26 (53.9) | 8.83 (0.0046) | 7/20 (35.0) | 4/17 (23.5) | 0.58 (0.4951) |
| HCTZ | 14/34 (41.2) | 4/16 (25.0) | 1.24 (0.3510) | 2/7 (28.6) | 3/9 (33.3) | 0.04 (1.000) |
| Glyburide | 8/21 (38.1) | 4/5 (80.0) | 2.85 (0.1478) | 1/5 (20.0) | 0/3 (0.0) | 0.69 (1.000) |
| Nitrofurantoin | 1/6 (16.7) | 1/6 (16.7) | 0.0 (1.000) | 0/7 (0.0) | 0/7 (0.0) | 0.0 (1.000) |
| Other† | 0/2 (0.0) | 0/4 (0.0) | 0.0 (1.000) | 0/12 (0.0) | 0/2 (0.0) | 0.0 (1.000) |
| Total | 34/116 (29.3) | 23/57 (40.4) | 2.11 (0.1465) | 10/39 (25.6) | 7/38 (18.4) | 0.58 (0.5843) |
HCTZ, hydrochlorothiazide. Other† includes acetylsalicylic acid, and combination of aspirin and oxycodone. †Indicates a Fisher’s exact test.