Defining the minimal important difference for the visual analogue scale assessing dyspnea in patients with malignant pleural effusions.
BACKGROUND: The minimal important difference (MID) is essential for interpreting the results of randomised controlled trials (RCTs). Despite a number of RCTs in patients with malignant pleural effusions (MPEs) which use the visual analogue scale for dyspnea (VASD) as an outcome measure, the MID has...
| Main Authors: | , , , , , |
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| 格式: | Journal article |
| 語言: | English |
| 出版: |
PLOS
2015
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