TABLE 9.

Logistic regression analysis for Helicobacter pylori eradication failure.

Variable	Unadjusted OR	95% CI	P value*
Female sex	12.50	1.10–142.31	0.042
Not less than 3 prior eradication treatments	20.25	1.67–245.44	0.018
AMX resistance†	15.60	1.34–182.09	0.028

OR, odds ratio; CI, confidence interval; AMX, amoxicillin.

*All P values were calculated by logistic regression analysis.

^†The resistance determined by antibiotic susceptibility testing.