Table 3.

Visibility scores of EGCs using WLI and TXI (subjective appearance of EGCs).

	WLI	TXI	P-value
Total: n = 310 (31 × 10)	4 (3–4)	4 (4–4)	< 0.001
Experience of endoscopist
Expert, n = 155 (31 × 5)	4 (3–4)	4 (4–4)	< 0.001
Trainee, n = 155 (31 × 5)	4 (3–4)	4 (4–4)	< 0.001
Helicobacter pylori
Positive, n = 70 (7 × 10)	4 (3–4)	4 (4–4)	0.154
Eradicated, n = 210 (21 × 10)	4 (3–4)	4 (4–4)	< 0.001
Macroscopic type
Elevated, n = 130 (13 × 10)	4 (3–4)	4 (4–4)	0.013
Flat or depressed, n = 180 (18 × 10)	4 (3–4)	4 (4–4)	< 0.001

Data on visibility scores are presented as the median and interquartile range.

TXI Texture and color enhancement imaging, WLI White-light imaging.