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Flowchart showing patient recruitment process and classification. ENT = ear, nose and throat; GIQLI (mean normal 122.6) = Gastrointestinal Quality of Life Index; RFS = Belafsky Reflux Finding Score; RSI = Belafsky Reflux Symptom Index; MII‐pH = multichannel intraluminal impedance pH throughout 24‐h monitoring; Dx‐pH = oropharyngeal pH monitoring using the Restech measurement system.
