Table 3

Required data fields

1Patient age (whole years)Years
2Patient genderMale, female
3ASA scoreI, II, III, IV, V
4History of ischaemic heart diseaseYes, no
5History of congestive heart failureYes, no
6History of cerebrovascular disease (stroke or transient ischaemic attack)Yes, no
7History of diabetesNo, diet, controlled, tablet controlled, insulin controlled
8Chronic kidney disease (creatinine >177 μmol/L)Yes, no
9Was the patient taking regular aspirin?Yes, and restarted in the first 7 postoperative days; yes, but did not restart in the first 7 postoperative days; no
10Was the patient taking a perioperative statin?Yes, high dose (40 mg OD simvastatin or equivalent),
Yes, low dose (5–20 mg OD simvastatin or equivalent),
11Date of operationDD/MM/YY
12Time of operation24 h clock
13Operative approachLaparoscopy, laparoscopy converted to open, open
14Primary operation performedHartmann’s, left hemicolectomy, right hemicolectomy, subtotal colectomy, panproctocolectomy, anterior resection, abdominoperineal resection, small bowel resection, complete gastrectomy, partial gastrectomy, oesophagectomy, Whipple’s, other (free text)
15Elective or emergencyElective, emergency
16Anastomosis performedHandsewn, stapled, stoma
17Stoma formationPlanned temporary, permanent, none
18Underlying pathology/indicationDiverticular disease, hernia, malignancy, polyp, ischaemic bowel, adhesional obstruction, faecal perforation, ulcerative colitis, Crohn's disease, postoperative complication, other
19Highest postoperative glycaemic reading within 72 h of surgery using finger prick, blood gas or laboratory value (mmol/L)Value (mmol/L)
20Postoperative critical care admission?Planned from the theatre, unplanned from the theatre, unplanned from the ward, none
21Postoperative ERAS pathway used?Yes, no
22Was an NSAID used postoperatively?Yes—ibuprofen, yes—diclofenac, yes—naproxen, yes—celecoxib, yes—rofecoxib, yes—other, no
23What day was the first dose of NSAID given?Day 1–7 (day 1 is day of surgery), none given
24What dose of NSAID was given?Low, high, none given
25Total length of stay (days)Days
2630-day readmission?Yes, no
27Surgical complication grade (Clavien-Dindo classification, list most severe grades I–V)None, I, II, III, IV, V
28Anastomotic leakYes, no
29Wound infectionYes, no
30Intra-abdominal/pelvic abscessYes, no
31Cardiovascular eventYes, no
  • ASA, American society of anesthesiologists; ERAS, enhanced recovery after surgery; NSAID, non-steroidal anti-inflammatory drug.