Table 4.

Color differences between atrophic and non-atrophic mucosa and between fundic and pyloric mucosa

	Helicobacter pylori infection
	Currently or previously infected (n = 31)				Currently infected (n = 13)				Previously infected (n = 18)				Never infected (n = 21)
	WLI	LCI	p value		WLI	LCI	p value		WLI	LCI	p value		WLI	LCI	p value
Border between atrophic and non-atrophic mucosa
Color  difference  (n = 31)	16.08 ± 7.82	25.03 ± 9.72	<0.001		14.42 ± 5.95	21.58 ± 6.97	0.004		17.1 ± 8.48	27.34 ± 10.32	<0.001		—	—	—
Border between fundic and pyloric mucosa
Color  difference  (n = 21)	—	—	—		—	—	—		—	—	—		14.04 ± 4.24	28.71 ± 5.92	<0.001

LCI, linked color imaging; WLI, white light imaging.