Table 2 Endoscopic characteristics in oral opium and non-opium user patients with upper gastrointestinal bleeding
|  | Oral opium user patients (n = 50) | Non-opium user patients (n = 50) | P-value | Total P-value | |
|---|---|---|---|---|---|
Number of ulcers | Single Ulcer | 16 (32%) | 30 (60%) | 0.005 | 0.001 |
Two ulcers | 11 (22%) | 12 (24%) | 0.812 | ||
Three or more ulcer | 23 (46%) | 8 (16%) | 0.001 | ||
Size of ulcers | 5–10 mm | 11 (22%) | 17 (34%) | 0.181 | 0.007 |
11–20 mm | 19 (38%) | 27 (54%) | 0.108 | ||
> 20 mm | 20 (40%) | 6 (12%) | 0.001 | ||
Site of ulcer | Esophagus | 15(30%) | 4 (8%) | 0.005 | 0.01 |
Corpus | 16 (32%) | 14 (28%) | 0.662 | ||
Angulus | 7 (14%) | 5 (10%) | 0.538 | ||
Antrum | 9 (18%) | 7 (14%) | 0.585 | ||
Duodenum | 28(56%) | 31(62%) | 0.542 | ||