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Table 1 Internal consistency, Floor and ceiling effects, reliability and agreement for the TASD questionnaire (n = 46)

From: Translation and cross-cultural adaptation of “Trapeziometacarpal Arthrosis Symptoms and Disability—TASD” into Brazilian Portuguese

 

Cronbach’s α

Floor/ceiling (in %)a

ICC – κ (IC95%)b

(SEM in %)c

TASD

0.927

4.3%/0%

0.961 (0.954–0.967)

3.87

Symptoms

0.919

2.2%/0%

0.966 (0.957–0.972)

3.68

Ability to perform activities

0.847

6.5%/2.2%

0.955 (0.942–0.965)

5.49

  1. aPercentage of scores less than 5 or greater than 95
  2. bICC—Intraclass Correlation Coefficient
  3. cSEM—Standard Error of Measurement
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Advances in Rheumatology

ISSN: 2523-3106