Optimizing DyNaChron instrument for assessing chronic nasal dysfunction symptoms by Rasch analysis.

CONCLUSION: The shortened DyNaChron optimizes the quality of assessment by deleting redundant items and reduces the burden on respondents; the structure is preserved and the psychometrics properties are improved. PMID: 31886475 [PubMed - as supplied by publisher]
Source: Rhinology - Category: ENT & OMF Tags: Rhinology Source Type: research