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Table 3 Reasons given by 263 surgeons who re-administered antibiotics intraoperatively, according to a survey of Orthopaedic Trauma Association members, September–December, 2015

From: Current practice of antibiotic prophylaxis for surgical fixation of closed long bone fractures: a survey of 297 members of the Orthopaedic Trauma Association

Reason

No. (%) of surgeons

Half life/duration of surgery

198 (75)

Estimated blood loss/IV fluid dilution

54 (21)

Hospital guidelines

24 (9.1)

Referred to literature

19 (7.2)

Wound size, procedure type, case complexity

15 (5.7)

Ambient instrument contamination because of case length

7 (2.7)

Making a second incision

3 (1.1)