Clinical and Antibiotic Management of Urinary Tract Infections Pre- and Postimplementation of the CLINITEK AUWi System From Siemens to Screen Out Negative Urine Samples Submitted for Culture: A Retrospective Cohort Study.

Objective: To compare patterns of inpatient and outpatient antibiotic use between patients who awaited urine culture results and patients whose urine specimens had been submitted for culture and were screened using the CLINITEK AUWi System.

Methods: This quasi-experimental retrospective cohort study included patient records with a urine specimen and hospital admission from 1 month before to 1 month after implementation of the system. We compared data from the pre- and postimplementation groups using the χ2 test or Fisher exact test.