Table 6.

Age- and sex-adjusted risk for peptic ulcer and gastric cancer in relation to H. pylori virulence factors

Virulence factor for region	Gastric ulcer			Duodenal ulcer			Gastric cancer
	OR	95% CI	P value	OR	95% CI	P value	OR	95% CI	P value
Westerna
jhp0940	0.21	0.05–0.94	0.04	0.31	0.12–0.78	0.01	0.66	0.30–1.45	0.31
jhp0945	2.27	1.04–4.98	0.04	1.86	1.03–3.34	0.04	1.92	1.03–3.56	0.04
jhp0947	1.87	0.86–4.07	0.11	1.47	0.82–2.65	0.20	1.44	0.78–2.68	0.25
jhp0949	2.27	1.02–5.07	0.05	1.19	0.67–2.13	0.56	0.09	0.49–1.67	0.74
East Asianb
jhp0940	1.24	0.53–2.93	0.62	0.81	0.33–2.02	0.66	0.49	0.19–1.26	0.14
jhp0945	2.58	1.06–6.27	0.04	2.06	0.82–5.20	0.12	1.67	0.70–4.02	0.25
jhp0947	2.17	0.48–9.80	0.31	0.43	0.04–4.38	0.48	0.92	0.17–4.96	0.92
jhp0949	0.85	0.38–1.91	0.90	0.55	0.24–1.25	0.15	0.72	0.33–1.56	0.40

^aGastric ulcer, n = 32; duodenal ulcer, n = 68; gastric cancer, n = 58.

^bGastric ulcer, n = 49; duodenal ulcer, n = 44; gastric cancer, n = 65.