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Lewis genotypes in peptic ulcer and gastric cancer
| Genotypes | Peptic ulcer n = 347 | Gastric cancer n = 51 | Normal n = 101 |
| SeLe/SeLe | 33 | 2 | 7 |
| SeLe/seLe | 65 | 11 | 25 |
| SeLe/Sele | 42 | 4 | 10 |
| SeLe/sele | 90 | 15 | 21 |
| Sele/Sele | 3 | 3 | 5 |
| Sele/sele | 19 | 4 | 7 |
| seLe/seLe | 37 | 3 | 12 |
| seLe/sele | 46 | 5 | 9 |
| sele/sele | 12 | 4 | 5 |
| P | 0.1291 | 0.8812 |
1P = 0.129 peptic ulcer vs normal controls; 2P = 0.881 gastric cancer vs normal controls.
