Table 4 Cumulative effect of the interacting risk factors of miR-27a rs895819-H. pylori infection on the atrophic gastritis risk.

From: MiR-27a rs895819 is involved in increased atrophic gastritis risk, improved gastric cancer prognosis and negative interaction with Helicobacter pylori

No. of interacting risk factors

Total population

Cases/controls

P a

OR (95% CI)

0

329/592

 

1 (ref)

1

502/259

<0.001

3.53 (2.89–4.33)

2

31/11

<0.001

5.06 (2.51–10.21)

  

P trend <0.001, 95%CI = 0.24–0.32

  1. Note: aAdjusted by sex and age.
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