Table 3.
Percentage of adherence to antibiotic guidelines in periods before and after interventions were implemented
| Group | Group description | N Before/after | Period | Absolute Change % | P for changea | P for Interactionb | |
|---|---|---|---|---|---|---|---|
| Before n (%) | After n (%) | ||||||
| Intervention | |||||||
| Control | All specialties | 350/169 | 174 (50) | 84 (50) | 0 | 0.998 | |
| Interventions | All specialties | 929/354 | 556 (60) | 234 (66) | 6 | 0.04 | 0.252 |
| Academic detailing | All specialties | 451/172 | 265 (59) | 111 (65) | 6 | 0.188 | 0.353 |
| Audit with feedback | Infectious diseases + Pulmonary medicine | 478/182 | 291 (61) | 123 (68) | 7 | 0.111 | 0.265 |
| Specialty | |||||||
| Pulmonary medicine | Both interventions | 427/162 | 249 (58) | 116 (72) | 14 | 0.003 | 0.034 |
| Infectious diseases | Both interventions | 424/153 | 268 (63) | 99 (65) | 2 | 0.741 | 0.857 |
| Gastroenterology | Academic detailing | 78/39 | 39 (50) | 19 (49) | -1 | 0.896 | 0.556 |
aBy chi-square test per group
bBy logistic regression of given group vs control wards (all specialties), giving the p-value for the interaction between group and period
P-values < 0.05 are given in boldface