Table 7. Classification of cancellation codes used to group day of surgery (DOS) cancellations.

Source: Adapted from: Argo JL, Vick CC, Graham LA, Itani KM, Bishop MJ, Hawn MT. Elective surgical case cancellation in the Veterans Health Administration system: identifying areas for improvement. Am J Surg 2009;198:600–6.

Patient	Facility
P1 Patient refused or no consent	F1 Equipment broken or not available
P2 VA transportation	F2 Implant(s) not available
P3 Patient transportation	F3 No Intensive Care Unit (ICU) beds
P4 Preoperative instructions not followed or patient not instructed adequately	F4 No Hospital beds
P5 Patient substance	F5 Scheduling error
P6 Patient cancels, had procedure performed elsewhere	F6 Staff shortage, other than surgeons and anaesthesia providers
P7 Patient cancels, did not have procedure performed elsewhere	F7 No OR time
P8 Patient death	F8 Emergency case
P9 Case aborted in OR	F9 Blood products not available
P10 Patient is a no-show, no contact from patient	F10 Facility environment
Work-up	F11 Weather/natural disaster
W1 Surgeon-work up needed	Anaesthesia
W2 Anaesthesia-work up needed	A1 Anaesthesia staff not available
W3 Abnormal test	Surgeon
W4 Change in medical status	S1 Surgery staff not available
W5 Change in treatment plan