Research Article

Patient Compliance during 24-Hour Dual pH Probe Monitoring for Extraesophageal Reflux

Figure 2

A factor analysis of questions  1–6 of the Post-Evaluation Questionnaire. Q1: Discomfort level; Q2: Typical activities; Q3: Typical diet; Q4: Forgot body position setting; Q5: Forgot eating/drinking setting; Q6: Forgot symptom button.
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