Table 3.
Diagnostic yield of endoscopy
| Endoscopic findings | N | Inappropriate | Uncertain | Appropriate |
|---|---|---|---|---|
|
No significant findings |
261 |
51 (19.6%) |
45 (17.2%) |
165 (63.2%) |
|
Clinically-significant findings |
112 |
8 (7.1%) |
16 (14.3%) |
88 (78.6%) |
|
Reflux esophagitis |
44 |
5 (11.3%) |
2 (4.6%) |
37 (84.1%) |
|
Erosive gastritis |
13 |
1 (7.7%) |
1 (7.7%) |
11 (84.6%) |
|
Gastric ulcer |
4 |
0 (0.0%) |
0 (0.0%) |
4 (100%) |
|
Stomach cancer |
2 |
0 (0.0%) |
1 (50%) |
1 (50%) |
|
Inflammatory bowel disease |
9 |
0 (0.0%) |
4 (44.4%) |
5 (55.6%) |
|
Infectious colitis |
4 |
0 (0.0%) |
0 (0.0%) |
4 (100%) |
|
Adenomatous polyp |
20 |
1 (5.0%) |
4 (20.0%) |
15 (75.0%) |
|
Colonic cancer |
10 |
0 (0.0%) |
2 (20.0%) |
8 (80.0%) |
| Miscellaneous | 6 | 1 (16.7%) | 2 (33.3%) | 3 (50.0%) |
Data are presented as numbers (%). Reflux esophagitis included Los Angeles grade A (N = 22), grade B (N = 11), grade C (N = 3) and grade D (N = 8). Inflammatory bowel disease included Crohn’s disease (N = 4) and ulcerative colitis (N = 5). Miscellaneous included diverticulitis (N = 2), NSAID-induced colitis (N = 2) and unspecified proctitis (N = 2).