Table 2 Presence of Serum IgG against H. pylori in Betel chewers and Non Betel chewers
From: Presence of Helicobacter pylori in betel chewers and non betel chewers with and without oral cancers
| Â | Betel Chewers | Non Betel Chewers | Total |
|---|---|---|---|
H.pylori positive | 20 (19.2%) | 4 (5.8%) | 24 |
H.pylori negative | 84 (80.8%) | 65 (94.2%) | 149 |
Total | 104 | 69 | 173 |