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Table 4 Autoregressive model for use of tracer medications per month in each intervention intensive care unit measured in defined daily doses per 1000 patient days.

From: Differential outcome of an antimicrobial stewardship audit and feedback program in two intensive care units: a controlled interrupted time series study

Unit

Variable

Baseline level

Baseline trend

Change in level (standard error)

p-value

Change in trend (standard error)

p-value

TNICU

       
 

H2 blockers

611

−8

48 (107)

0.66

10 (15)

0.52

 

Proton pump inhibitors

194

10

−113 (114)

0.33

−2 (17)

0.91

MSICU

       
 

H2 blockers

329

1

−82 (53)

0.14

3 (8)

0.75

 

Proton pump inhibitors

924

−8

301 (151)

0.061

4 (21)

0.86

  1. TNICU, trauma and neurosurgery intensive care unit; MSICU, medical surgical intensive care unit.