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The SOBDA questionnaire was found to be a reliable and valid instrument for measuring SOB with daily activity for COPD patients, and further analyses of the 13-item SOBDA questionnaire (responsiveness to change, response threshold, and minimal important difference) from a 6-week interventional study are awaited with interest.
Design: Preliminary study of questionnaire responsiveness compared with transition indices.
Questionnaire responsiveness was assessed by comparing pre-post treatment data using a Wilcoxon test.
One of them is that the questionnaire responsiveness of was not evaluated.
The QOLRAD and the four symptoms questionnaire responsiveness to treatment are shown as mean change scores with 95% CI.
For the study of questionnaire responsiveness, the questionnaire was administered to an additional group of 44 participants with laryngeal dysfunction syndromes.
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P-values, effect size (ES) and standardized response mean (SRM) were calculated to evaluate these questionnaires responsiveness.
Currently we are evaluating the VISA-A-S questionnaires responsiveness over time in a randomized treatment study for patients with Achilles tendinopathy.
As a consequence, while the absolute level of responsiveness was not expected to be large in absolute terms, the comparison with other questionnaires' responsiveness was still possible and meaningful.
Together with the highly significant results of the t-test statistics and being aware of the methodological limitations which are immanent in obtaining results on a questionnaires responsiveness by means of effect sizes [ 26], we can nevertheless conclude that the HLQ shows sufficient responsiveness for the use in a clinical setting.
The questionnaire measures responsiveness for general inpatient and outpatient care in eight domains (7, 14).
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