Comparison of Second-Line Quadruple Therapies with or without Bismuth for Helicobacter pylori Infection

Table 1

Characteristics of the participants receiving different eradication regimens.

	RBTM group ()	RATM group ()	P value
Age (years)	55.0 ± 12.1	54.1 ± 12.0	0.68
Sex
Male	24 (38.1%)	33 (54.1%)	0.07
Female	39 (61.9%)	28 (45.9%)
Smoking	5 (7.9%)	7 (11.5%)	0.51
Alcohol drinking	3 (4.8%)	2 (3.3%)	0.68
Diagnosis
Gastritis	29 (46.0%)	26 (42.6%)	0.57
Gastric ulcer	7 (11.1%)	7 (11.5%)
Duodenal ulcer	17 (27.0%)	23 (37.7%)
Peptic ulcer^*	1 (1.6%)	1 (1.6%)
Others	9 (14.3%)	4 (6.6%)

 ^*Peptic ulcer: concurrent gastric ulcer and duodenal ulcer.
RBTM: rabeprazole, bismuth subcitrate, tetracycline, and metronidazole.
RATM: rabeprazole, amoxicillin, tetracycline, and metronidazole.