Incidence of gastroesophageal reflux disease in Uygur and Han Chinese adults in Urumqi

Table 3 Gastroesophageal reflux disease incidence in Uygur and Han

Ethnic group	GERD	GERD			Gender		χ2	P value
		EE	NERD	BE	Male	Female
Uygur	304 (31.3)a	89	185a	30	254 (26)ce	50 (5)	35.95	< 0.005
Han	256 (25)	90	140	26	203 (19.8)c	53 (5.2)	5.48	< 0.025
χ2	9.34	10.06			16.51	0.31
P value	< 0.005	< 0.005			< 0.005	NS

^aP < 0.05 vs Han;

^cP < 0.05 vs female;

^eP < 0.05 vs Han male. EE: Erosive esophagitis; BE: Barrett’s esophagus; NERD: Non-erosive reflux disease; NS: Not significant.