Table 1.
Samples graded according to histology and inflammation (central assessments).
| Histopathological type | Patients with neoplasia(n = 113) |
Patients without neoplasia(control) (n = 343) | Total (n = 569) | |
|---|---|---|---|---|
| Neoplastic samples | Matched non-neoplastic samples | |||
| Number of blocks mean (sd) | 2.9 (4.4) | 1.2 (0.5) | 1.6 (2.3) | |
| Median [IQR] | 2 [2–2] | 1 [1–1] | 1 [1–2] | |
| Range | 2–42 | 1–6 | 1–42 | |
| Adenocarcinoma | 35 (31%) | – | – | 35 (6%) |
| High grade dysplasia | 4 (4%) | – | – | 4 (1%) |
| Low grade dysplasia | 74 (65%) | – | – | 74 (13%) |
| Active chronic inflammation | – | 33 (29%) | 83 (25%) | 116 (20%) |
| Non active chronic inflammation | – | 69 (61%) | 204 (59%) | 273 (48%) |
| Normal mucosa | – | 11 (10%) | 56 (16%) | 67 (12%) |