Table 3 Rate of improvement in visibility of early gastric cancer with LCI and BLI-BRT according to the characteristics of early gastric cancer in experts’ evaluation of the images
Factors | Rate of improvement in visibility | |
|---|---|---|
LCI | BLI-BRT | |
Infection with Hp | ||
Positive | 74% (48/65) | 18% (12/65) |
Negative | 0% (0/0) | 0% (0/0) |
Eradicated | 71% (12/17) | 24% (4/17) |
Tumor size, mm | ||
< 20 | 70% (40/57) | 18% (10/57) |
≥ 20 | 80% (20/25) | 24% (6/25) |
Location of tumor | ||
Upper | 76% (19/25) | 12% (3/25) |
Middle | 74% (23/31) | 23% (7/31) |
Lower | 69% (18/26) | 23% (6/26) |
Color | ||
Red | 85% (34/40)a | 28% (11/40) |
Isochromatic | 45% (10/22)b | 18% (4/22) |
White | 80% (16/20)c | 5% (1/20) |
Macroscopic type | ||
0-IIa | 69% (18/26) | 19% (5/26) |
0-IIc | 75% (42/56) | 20% (11/56) |
Histological type | ||
Differentiated | 71% (51/72) | 19% (14/72) |
Undifferentiated | 90% (9/10) | 20% (2/10) |
Depth | ||
Mucosa | 74% (55/74) | 22% (16/74) |
Submucosa | 63% (5/8) | 0% (0/8) |