Reliability of the electronic patient reported outcome measures for assessing xerostomia, dysphagia and quality of life in Spanish patients with head and neck cancer: a randomised crossover design.

Purpose: To analyse reliability in terms of concordance (agreement) and equivalence of the Patient Reported Outcome Measures (PROM) with an electronic modality (ePROM) of the recognised questionnaires assessing of xerostomia, dysphagia and quality of life (QoL) in Spanish patients with head and neck cancer (HNC). We hypothesised notable reliability and equivalence between the two modalities.

Methods: A total of 24 patients (median age 63.