Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Characteristics of cases: N = 190
| Characteristic | N (%) |
|---|---|
| Sex | |
| Male | 109 (57.4) |
| Female | 81 (42.6) |
| Presentation | |
| Elective | 182 (95.8) |
| Emergency | 8 (4.2) |
| Procedure | |
| Upper gastrointestinal | 122 (64.2) |
| Colonoscopy | 52 (27.4) |
| Flexible sigmoidoscopy | 16 (8.4) |
| Aim | |
| Diagnostic | 183 (96.3) |
| Therapeutic | 7 (3.7) |
