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Table 3 Percentage of adherence to antibiotic guidelines in periods before and after interventions were implemented

From: The effect of antibiotic stewardship interventions with stakeholder involvement in hospital settings: a multicentre, cluster randomized controlled intervention study

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
  1. aBy chi-square test per group
  2. bBy logistic regression of given group vs control wards (all specialties), giving the p-value for the interaction between group and period
  3. P-values < 0.05 are given in boldface