Table 2.
Percentage (%) of prescriptions requiring antibiotics for upper respiratory tract infections
| Indicators | Control group | Intervention group | Treatment effect a | |||||
|---|---|---|---|---|---|---|---|---|
| Pre | Post | Pre | Post | Unadjusted (95% CI) | P | Adjusted (95% CI) | P | |
| Percentage of prescriptions requiring antibiotics (%) | ||||||||
| All antibiotics | 95.28 | 94.74 | 90.57 | 87.55 | -1.48 (-6.42, 3.45) | 0.556 | -1.93 (-6.61, 2.75) | 0.419 |
| Oral | 25.00 | 24.63 | 50.98 | 40.20 | -8.93 (-28.71, 10.86) | 0.377 | -9.21 (-17.36, -1.07) | 0.027 |
| Injection | 80.25 | 80.00 | 48.54 | 55.57 | 6.02 (-10.81, 22.86) | 0.483 | 4.04 (-5.53, 13.62) | 0.407 |
| For male patients | 95.57 | 95.00 | 90.76 | 87.56 | -1.52 (-6.55, 3.51) | 0.553 | -2.09 (-6.70, 2.52) | 0.374 |
| For female patients | 95.03 | 94.48 | 90.37 | 87.53 | -1.38 (-6.39, 3.63) | 0.589 | -2.29 (-6.59, 2.01) | 0.296 |
| Percentage of prescriptions requiring two or more antibiotics (%) | ||||||||
| All | 16.56 | 22.21 | 21.68 | 23.61 | -4.25 (-13.62, 5.12) | 0.374 | -6.97 (-13.94, 0.00) | 0.049 |
| For male patients | 16.08 | 22.17 | 22.21 | 22.72 | -5.11 (-14.09, 3.87) | 0.265 | -7.51 (-14.27, -0.74) | 0.030 |
| For female patients | 17.00 | 22.22 | 22.5 | 24.43 | -3.49 (-13.69, 6.71) | 0.502 | -6.46 (-14.07, 1.15) | 0.096 |
Note: data in bold indicate P <0.05; 95% CI, 95% confidence interval.
aPercentage point changes derived from DID regression models.