Table 2.
Demographic and heterotopic gastric mucosa features according to the symptom categories. Statistical analysis performed by the chi-square test (P value refers to all three groups).
| Symptom categories |
P= | |||
|---|---|---|---|---|
| Asymptomatic | Nonspecific (abdominal) | Specific (rectal) | ||
| (n = 14) | (n = 8) | (n = 50) | ||
| Males | 10 (71%) | 3 (38%) | 32 (64%) | 0.272 |
| Age at diagnosis (yrs), median (range) | 48 (26–69) | 36 (5–65) | 11 (0–58) | <0.0001 |
| Age at diagnosis (yrs), n (%) | <0.0001 | |||
| ≤ 10 | 0 | 1 (13%) | 25 (50%) | |
| 11–18 | 0 | 0 | 8 (16%) | |
| >18 | 14 (100%) | 7 (88%) | 17 (30%) | |
| Localization: A + Perineal / L / M + Prox | 4 / 2 / 5 ∗ | 3 / 2 / 3 | 18 / 16 / 8 ∗ | 0.392 |
| Morphology: NP / P / U | 8 / 6 / 0 | 6 / 1 / 1 | 23 / 19 / 9 | 0.257 |
| Size, mm, median (range) | 25 (7–60) | 15 (5–40) | 25 (1–50) | 0.444 |
| Histology: oxyntic /non-oxyntic | 11 (85%) / 3 | 6 (100%) / 0 ∗ | 42 (98%) / 1 ∗ | 0.031 |
| Histology: IM / dysplasia | 3 (21%) | 0 | 0 | 0.002 |
| Complications | 0 | 1 (13%) | 22 (44%) | 0.004 |
A + P, anus and perineal rectum; IM, intestinal metaplasia; L, low rectum; M + Prox, middle and proximal rectum; NP, nonpolypoid; P, polypoid; U, ulcerated; ∗ incomplete data; yrs, years