Helicobacter pylori infection in Xinjiang Uyghur Autonomous Region: Prevalence and analysis of related factors

Table 4 Comparison of Helicobacter pylori infection rates between Han and Uyghur undergoing gastroscopy examination among accurately matched pairs (n = 555)

Method	H. pylori positive rate
	Male (n = 249)1	Female (n = 306)1	P value (male/female, Pearson)1	Subtotal (n = 555)1	Male (n = 249)2	Female (n = 306)2	P value (male/female, Pearson)2	Subtotal (n = 555)2	P value (total, Han and Uyghur), Pearson
IHC	89 (35.7%)	65 (21.2%)	P < 0.001	154 (27.7%)	134 (53.8%)	161 (52.6%)	P = 0.778	295 (53.2%)	P < 0.001
14C UBT	111 (44.6%)	101 (33.0%)	P = 0.005	212 (38.2%)	170 (68.3%)	216 (70.0%)	P = 0.556	386 (69.5%)	P < 0.001
IHC & 14C UBT	118 (47.4%)	112 (36.6%)	P = 0.012	230 (41.4%)	180 (72.3%)	227 (74.2%)	P = 0.630	407 (73.3%)	P < 0.001

¹Han.

²Uyghur.

¹⁴C UBT: ¹⁴C urea breath test; H. pylori: Helicobacter pylori; IHC: Immunohistochemistry; Pearson: Pearson χ² test.