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Table 2 Characteristics of the study population with Helicobacter pylori infection

From: Advanced non-cardia gastric cancer and Helicobacter pylori infection in Vietnam

  H. pylori positive H. pylori negative Total
Total Past infection Current infection
Participants 224 (79.4%) 57 (25.4%) 167 (74.6%) 58 (20.6%) 282
Mean age 62.07 ± 12.32 60.42 ± 10.86 62.63 ± 12.77 63.69 ± 13.89  
City
 Ho Chi Minh 149 (80.5%) 39 (26.2%) 110 (73.8%) 36 (19.5%) 185
 Hanoi 75 (77.3%) 18 (24%) 57 (76%) 22 (22.7%) 97
Sex
 Male 177 (78.7%) 46 (25.9%) 131 (74.1%) 48 (21.3%) 225
 Female 47 (82.5%) 11 (23.4%) 36 (76.6%) 10 (17.5%) 57
Smoking
 Yes 133 (80.1%) 37 (27.5%) 96 (72.5%) 33 (19.9%) 166
 No 90 (82.6%) 20 (22.2%) 70 (77.8%) 19 (17.4%) 109
Drinking
 Yes 124 (81.16%) 35 (28.2%) 89 (71.8%) 18 (18.4%) 152
 No 99 (80.5%) 22 (22.2%) 77 (77.8%) 24 (19.5%) 123
Lauren classification
 Intestinal type 85 (72.0%)a 20 (23.5%) 65 (76.5%) 33 (28.0%) 118
 Diffuse type 132 (84.6%)a 35 (26.5%) 97 (73.5%) 24 (15.4%) 156
 Indeterminate 7 (87.5%) 2 (28.6%) 5 (71.4%) 1 (12.5%) 8
  1. aIndicates a statistically significant difference between intestinal type vs diffuse type at P < 0.05