Current status of Helicobacter pylori eradication and risk factors for eradication failure

Table 4 Univariate and multivariate analyses of risk factors for eradication failure

Variable		Univariate analysis			Multivariate analysis
		OR	95%CI	P value	OR	95%CI	P value
Gender	Male	1 (Reference)
	Female	1.202	0.998-1.447	0.052
Age		1.018	1.011-1.024	< 0.001	1.014	1.008-1.021	< 0.001
Eradication attempts	Primary	1 (Reference)			1 (Reference)
	Rescue	1.816	1.432-2.302	< 0.001	1.538	1.179-2.007	0.002
Antibiotic regimens	Amoxicillin plus clarithromycin	1 (Reference)			1 (Reference)
	Amoxicillin plus levofloxacin	1.347	0.761-2.385	0.306	1.167	0.654-2.084	0.601
	Amoxicillin plus furazolidone	1.314	0.701-2.461	0.394	0.982	0.505-1.911	0.958
	Clarithromycin plus metronidazole	4.179	2.928-5.966	< 0.001	3.139	2.125-4.637	< 0.001
	Clarithromycin plus levofloxacin	1.958	1.599-2.397	< 0.001	1.863	1.517-2.287	< 0.001
	Clarithromycin plus furazolidone	6.4	3.200-12.797	< 0.001	5.748	2.834-11.655	< 0.001
	Levofloxacin plus furazolidone	2.947	1.147-7.574	0.025	2.115	0.798-5.605	0.132
PPIs	Esomeprazole	1 (Reference)			1 (Reference)
	Rabeprazole	1.168	0.909-1.502	0.225	1.138	0.879-1.473	0.327
	Lansoprazole	1.197	0.614-2.332	0.598	1.262	0.638-2.496	0.504
	Pantoprazole	1.509	1.161-1.961	0.002	1.398	1.067-1.831	0.015
	Omeprazole	1.963	1.482-2.600	< 0.001	1.513	1.113-2.056	0.008