Validation and meaningful within-patient change in work productivity and activity impairment questionnaire (WPAI) for episodic or chronic migraine
Abstract Background No available studies demonstrate validity and meaningful change thresholds of Work Productivity and Activity Impairment (WPAI) questionnaire in patients with migraine. In this post-hoc analysis, we assessed reliability, validity, responsiveness, and meaningful within-patient chan...
| मुख्य लेखकों: | , , , , , , |
|---|---|
| स्वरूप: | लेख |
| भाषा: | English |
| प्रकाशित: |
SpringerOpen
2023-04-01
|
| श्रृंखला: | Journal of Patient-Reported Outcomes |
| विषय: | |
| ऑनलाइन पहुंच: | https://doi.org/10.1186/s41687-023-00552-4 |