Assessing health status over time: impact of recall period and anchor question on the minimal clinically important difference of copd health status tools
Abstract Background The Minimal Clinically Important Difference (MCID) assesses what change on a measurement tool can be considered minimal clinically relevant. Although the recall period can influence questionnaire scores, it is unclear if it influences the MCID. This study is the first to examine...
Main Authors: | , , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2018-06-01
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Series: | Health and Quality of Life Outcomes |
Subjects: | |
Online Access: | http://link.springer.com/article/10.1186/s12955-018-0950-7 |