Validation of the reflux scale in the European Organisation for Research and Treatment of Cancer QLQ-OES18.

BACKGROUND Gastro-oesophageal reflux disease (GORD) is assessed by two reflux symptom items in the oesophageal-specific module (QLQ-OES18) of the health-related quality of life (HRQL) questionnaire developed by EORTC. This study validated such assessment of GORD. METHODS This validation study included a random sample of the Swedish population, aged 40… CONTINUE READING