|
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)
|
-
LCI linked color imaging, BLI blue laser imaging bright mode, Hp Helicobacter pylori
- a vs b, b vs c: p < 0.05
