Diagnostic categories of study patients and controls
| Primary diagnosis | Study group (n=30) | Case-matched controls (n=30) |
| Intestinal failure (IF) | 23 | 24 |
| Short bowel syndrome | 9 | 6 |
| Crohn’s disease-related intestinal failure | 4 | 4 |
| Complication of bariatric surgery | 3 | 2 |
| Gastroparesis | 3 | 4 |
| Chronic bowel obstruction | 2 | 6 |
| Coeliac disease | 1 | 1 |
| Colitis | 1 | 1 |
| Enteric fistula | 7 | 4 |
| Gastrointestinal cancers | 3 | 5 |
| Pancreatic cancer | 3 | 0 |
| Fallopian tube cancer | 1 | 1 |
Note. Principal diagnosis listed in the electronic medical record for study patients and case-matched controls. Most HPN patients in the study and case-matched control groups had IF as their reason for therapy (23). Intra-abdominal/pelvic cancer accounted for the remainder.
HPN, home parenteral nutrition.