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Table 1 Description of antibiotic codes applied to data documented in patient charts

From: Timing of surgical antibiotic prophylaxis administration: Complexities of analysis

Codes applied to data

Description of coded data

N cases with code*

On-time

Antibiotic documented; time documented; time within1 hour prior to incision

449

Discordant

Antibiotic request documented; delivery time documented; time not within 1 hour prior to incision

93

Not-documented

Antibiotic request not documented and delivery not documented

95

Ambiguous-timing

Antibiotic request documented; delivery documented but not with associated time

42

  1. *Total cases collapsed across pre-test and post-test study phases.