Development and validation of the Nasal Obstruction Symptom Evaluation (NOSE) Scale
Development and validation of the Nasal Obstruction Symptom Evaluation (NOSE) Scale
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DOI:
10.1016/j.otohns.2003.09.016
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发表时间:
2004-02-01
影响因子:
3.4
通讯作者:
Hannley, MT
中科院分区:
文献类型:
--
作者:
Stewart, MG;Witsell, DL;Hannley, MT
OBJECTIVE: The study goal was to validate a disease-specific health status instrument for use in patients with nasal obstruction.DESIGN, SETTINGS, AND PATIENTS: The study consisted of a prospective instrument validation conducted at 4 academic medical centers with 32 adults with nasal septal deformity.METHODS: Prospective instrument validation occurred in 2 stages. Stage 1 was the development of a preliminary (alpha-version) instrument of potential items. Stage 2 was a test of the alpha-version for item performance, internal consistency, and test-retest reliability; construct, discriminant, criterion validity, and responsiveness; and creation of the final instrument.RESULTS: Items with poor performance were eliminated from the alpha-version instrument. In testing the final instrument, test-retest reliability was adequate at 0.702; internal consistency reliability was also adequate at 0.785. Validity was confirmed using correlation and comparison analysis, and response sensitivity was excellent.CONCLUSIONS: The Nasal Obstruction Symptom Evaluation Scale is a valid, reliable, and responsive instrument that is brief and easy to complete and has potential use for outcomes studies in adults with nasal obstruction.