Four methods of estimating the minimal important difference score were compared to establish a clinically significant change in Headache Impact Test (Q82888568)
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scientific article published on 01 April 2006
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Four methods of estimating the minimal important difference score were compared to establish a clinically significant change in Headache Impact Test |
scientific article published on 01 April 2006 |
Statements
Four methods of estimating the minimal important difference score were compared to establish a clinically significant change in Headache Impact Test (English)
Robert F Devellis
Remy R Coeytaux
Ryon Chao