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. 2001 Dec 15;7(6):801–804. doi: 10.3748/wjg.v7.i6.801

Table 3.

Three case-control studies of H. pylori vs. lymphoma of stomach[39-41]

No. Cases
 Controls
 OR 95%CI χ² P value
Hp (+) Hp (-) Hp (+) Hp (-)
1 24 5 13 16 5.908 1.762～19.810 7.465 0.006
2 15 0 36 24 10.811 1.347～86.798 5.692 0.017
3 34 5 31 23 5.045 1.709～14.896 8.176 0.004