Table 1

Details of patients

Diagnoses 1-150  nSurgical procedures1-160  n
Upper gastrointestinal cancer30Gastrectomy4
Peptic ulcer12
Cholelithiasis18Cholecystectomy4
Acute pancreatitis30
Pancreatic cancer10Pancreatectomy4
Crohn’s disease38Small bowel resection18
Ulcerative colitis26Colectomy/pouch18
Cancer of colon/rectum75Colectomy75
Diverticular disease10
Appendicitis5
Aortic aneurysm14Aneurysm repair8
Miscellaneous11Miscellaneous2
Total279Total136
  • 1-150 All patients who had nasogastric aspirates taken.

  • 1-160 All patients in whom mesenteric lymph nodes were sampled.