Table 1

Demographic characteristics and prevalence of antibiotic resistance

CharacteristicsS10 (N=650)T14 (N=650)p Value
Gender (M/F)316/334328/3220.506
Age (mean, SD)48.8 (12.7)49.7 (12.9)0.179
BMI (kg/m2, mean, SD)24.3 (4.0)24.7 (4.03)0.913
BMI ≥30 (%)8.5% (54/639)10.5% (67/641)0.221
Cigarette smoking18% (117/650)20.2% (131/650)0.335
Alcohol drinking29.8% (194/650)32.6% (212/650)0.282
Gastric ulcer24.5% (138/563)26.8% (151/564)0.685
Duodenal ulcer25.4% (143/563)25.5% (144/564)0.959
CYP2C19-PM13.6% (75/551)13.8% (77/558)0.928
23S rRNA mutation10.3% (42/408)8.2% (33/401)0.311
GyrA mutation9.0% (35/380)9.7% (37/381)0.742
Clarithromycin resistance11% (45/410)9% (36/402)0.337
Metronidazole resistance24.6% (101/410)28.6% (115/402)0.200
Amoxicillin resistance1.5% (6/409)0.7% (3/402)0.327
Levofloxacin resistance10.5% (43/409)11.4% (46/402)0.672
  • BMI, body mass index; F, female; M, male; N, number; PM, poor metaboliser; S10, sequential therapy for 10 days; T14, triple therapy for 14 days.