Table 4 Comparison of lesions with and without atrophy of the surrounding mucosa
Atrophy group | Non-atrophy group | p value | |||
|---|---|---|---|---|---|
Mean size ± SD, mm | 7.8 ± 7.2 | 5.9 ± 3.6 | 0.176 | ||
Depth of invasion | 0.963†| ||||
T1a (oxyntic gland adenoma) | 17 | 56.7 | 82 | 54.7 | |
T1b (GA-FG) | 12 | 40.0 | 59 | 39.3 | |
Not available | 1 | 3.3 | 9 | 6.0 | |
Location | < 0.001‡ | ||||
Fornix | 2 | 6.7 | 66 | 44.0 | |
Cardia | 0 | 0.0 | 26 | 17.3 | |
Body | 28 | 93.3 | 57 | 38.0 | |
Upper third of the body | 11 | 31 | |||
Middle third of the body | 17 | 16 | |||
Lower third of the body | 0 | 10 | |||
Angle | 0 | 0.0 | 1 | 0.7 | |
Antrum | 0 | 0.0 | 0.0 | ||
Pylorus | 0 | 0.0 | 0.0 | ||
Morphology | 0.035§ | ||||
0–I | 0 | 0.0 | 3 | 2.0 | |
0–IIa | 13 | 43.3 | 91 | 60.7 | |
0–IIb | 13 | 43.3 | 43 | 28.7 | |
0–IIc | 3 | 10.0 | 9 | 6.0 | |
0–IIa + IIc | 1 | 3.3 | 4 | 2.7 | |
0–III | 0 | 0.0 | 0 | 0.0 | |
Macroscopic appearance | 0.002 | ||||
SEL-like | 8 | 26.7 | 87 | 58.0 | |
Non SEL-like | 22 | 73.3 | 63 | 42.0 | |
Color | 0.196‖ | ||||
Similar to the color of the peripheral mucosa | 6 | 20.0 | 51 | 34.0 | |
Reddish | 3 | 10.0 | 17 | 11.3 | |
Whitish | 9 | 30.0 | 38 | 25.3 | |
Yellowish–white | 10 | 33.3 | 38 | 25.3 | |
Yellowish | 2 | 6.7 | 6 | 4.0 | |
Vascular dilatation on the surface | 0.584 | ||||
Present | 17 | 56.7 | 93 | 62.0 | |
Absent | 13 | 43.3 | 57 | 38.0 | |
Black pigmentation on the surface | 1.000 | ||||
Present | 4 | 13.3 | 24 | 16.0 | |
Absent | 26 | 86.7 | 126 | 84.0 | |