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Retrospective Study
©The Author(s) 2025.
World J Gastroenterol. Oct 14, 2025; 31(38): 110557
Published online Oct 14, 2025. doi: 10.3748/wjg.v31.i38.110557
Table 2 Narrow-band spectral imaging performance of esophageal mucosal tumors of varying differentiation using magnifying endoscopy, n (%)

LGIN (n = 64, 25.9%)
HGIN (n = 92, 37.3%)
Early cancer (n = 61, 24.6%)
Superficial cancer (n = 30, 12.2%)
P value
IPCL
    A21 (29.6)b,c,d9 (9.3)a2 (3.1)a0 (0)a< 0.001
    B140 (56.3)64 (66.0)30 (46.2)15 (48.4)0.066
    B23 (4.2)b,c,d18 (18.6)a,c,d29 (44.6)a,b14 (45.2)a,b< 0.001
    B30 (0)1 (1.0)0 (0)1 (3.2)0.353


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