Table 1.

Characteristics of the H. pylori–positive and -negative study participants

VariablesH. pylori–negative (n = 15)H. pylori–positive (n = 25)P
Age, median, y52 (21–66)63 (36–79)0.002a
Sex, male, n (%)9 (60.0%)17 (68.0%)0.61
Current smoking, n (%)4 (26.7%)6 (24.0%)1.00
Alcohol consumption, n (%)4 (26.7%)12 (48.0%)0.18
Hypertension, n (%)4 (26.7%)11 (44.0%)0.27
Diabetes, n (%)3 (20.0%)7 (28.0%)0.72
BMI, mean ± SD, kg/m224.57 ± 2.8124.50 ± 3.650.94
Cholesterol, mean ± SD, mg/dL181.33 ± 33.35171.00 ± 34.170.36
Symptom at endoscopy, n (%)0.24
 No symptoms13 (86.7%)19 (76.0%)
 Dyspepsia1 (6.7%)2 (8.0%)
 Acid regurgitation1 (6.7%)0 (0.0%)
 Epigastric pain0 (0.0%)4 (16.0%)
Endoscopic diagnosis, n (%)0.3
 Normal3 (20.0%)1 (4.0%)
 Gastritis11 (73.3%)20 (80.0%)
 Gastric ulcer0 (0.0%)4 (16.0%)
 Duodenal ulcer0 (0.0%)0 (0.0%)
 Others1 (6.7%)0 (0.0%)

Abbreviation: BMI, body mass index.