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Table 6 Reliability assessment: Difference of percentage of participants who selected ‘Does not apply to me’ between test and retest rounds

From: Treatment needs and expectations for Fabry disease in France: development of a new Patient Needs Questionnaire

Calculated for each item

PNQ Fabry

WHOQOL-BREF

% Minimal difference observed for one item

−3.95

−2.63

% Maximal difference observed for one item

3.95

5.26

Sum of absolute values of differences observed in all items

7.90

7.89

Mean of absolute values

−0.10

−0.20