a nonsignificant trendP =0.06
The effectiveness of tailored therapy for acid reflux, non-acid reflux and functional heartburn was, respectively, 88.5% (95% CI: 76.2–100), 92.0% (95% CI: 81.4–100) and 66.6% (95% CI: 44.8–88.4), with a nonsignificant trend ( P =0.06).