Table 2
Odds ratio (OR) of reflux perception in mixed refluxes with respect to liquid refluxes
OR (95% CI)
All NERD
2.0 (1 to 3.9)
NERD pH+
1.3 (0.6 to 2.9)
NERD pH−
3.2 (1.2 to 10)
ERD
1.3 (0.7 to 2.4)
ERD, erosive reflux disease; NERD, non-erosive reflux disease.