scholarly journals Test re-test reliability and construct validity of the star-track test of manual dexterity

PeerJ ◽  
2015 ◽  
Vol 3 ◽  
pp. e917 ◽  
Author(s):  
Niels Kildebro ◽  
Ilda Amirian ◽  
Ismail Gögenur ◽  
Jacob Rosenberg
2014 ◽  
Author(s):  
Niels Kildebro ◽  
Ilda Amirian ◽  
Ismail Gögenur ◽  
Jacob Rosenberg

Objectives: To determine test re-test reliability and construct validity of the star-track test of manual dexterity. Design: Test re-test reliability was tested in a controlled study. Construct validity was tested in a blinded randomized crossover study. Setting: The study was performed at a university hospital in Denmark.Participants: A total of 11 subjects for test re-test and 20 subjects for the construct validity study were included. All were healthy volunteers. Intervention: The test re-test trial had two measurements with 2 days pause in between. The interventions in the construct validity study included baseline measurement, intervention 1: fatigue, intervention 2: stress, and intervention 3: fatigue and stress. There was a 2 day pause between each intervention. Main outcome measure: Integrated measure of completion time and number of errors. Results: All participants completed the study (test re-test n = 11; construct validity n=20). Test re-test showed a strong Pearson product-moment correlation (r= 0.90, n= 11, P < 0.01) with no sign of learning effect. The 20 subjects in the construct validity trial were randomized to the order of the four interventions, so that all subjects completed each intervention once. A repeated measures ANOVA determined that mean integrated measure differed between interventions (p = 0.003). Post hoc tests using Bonferroni correction revealed that compared with baseline all interventions had significantly higher integrated scores ranging from 47-59% difference in mean. Conclusion: The star track test of manual dexterity had a strong test re-test reliability, and was able to discriminate between a subject´s normal manual dexterity and dexterity after exposure to fatigue and/or stress.


2014 ◽  
Author(s):  
Niels Kildebro ◽  
Ilda Amirian ◽  
Ismail Gögenur ◽  
Jacob Rosenberg

Objectives: To determine test re-test reliability and construct validity of the star-track test of manual dexterity. Design: Test re-test reliability was tested in a controlled study. Construct validity was tested in a blinded randomized crossover study. Setting: The study was performed at a university hospital in Denmark.Participants: A total of 11 subjects for test re-test and 20 subjects for the construct validity study were included. All were healthy volunteers. Intervention: The test re-test trial had two measurements with 2 days pause in between. The interventions in the construct validity study included baseline measurement, intervention 1: fatigue, intervention 2: stress, and intervention 3: fatigue and stress. There was a 2 day pause between each intervention. Main outcome measure: Integrated measure of completion time and number of errors. Results: All participants completed the study (test re-test n = 11; construct validity n=20). Test re-test showed a strong Pearson product-moment correlation (r= 0.90, n= 11, P < 0.01) with no sign of learning effect. The 20 subjects in the construct validity trial were randomized to the order of the four interventions, so that all subjects completed each intervention once. A repeated measures ANOVA determined that mean integrated measure differed between interventions (p = 0.003). Post hoc tests using Bonferroni correction revealed that compared with baseline all interventions had significantly higher integrated scores ranging from 47-59% difference in mean. Conclusion: The star track test of manual dexterity had a strong test re-test reliability, and was able to discriminate between a subject´s normal manual dexterity and dexterity after exposure to fatigue and/or stress.


1997 ◽  
Vol 64 (5) ◽  
pp. 270-276 ◽  
Author(s):  
Johanne Desrosiers ◽  
Annie Rochette ◽  
Réjean Hébert ◽  
Gina Bravo

Several dexterity tests have been developed, including the Minnesota Rate of Manipulation Test (MRMT) and a new version, the Minnesota Manual Dexterity Test (MMDT). The objectives of the study were: a) to verify the test-retest reliability of the MMDT; b) to compare the MRMT and the MMDT; c) to study the concurrent validity of the MMDT; and d) to establish reference values for elderly people with the MMDT. Two hundred and forty-seven community-living healthy elderly were evaluated with the MMDT, and two other dexterity tests, the Box and Block Test (BBT) and the Purdue Pegboard (PP). Thirty-five of them were evaluated twice with the MMDT and 44 were evaluated with both the MMDT and MRMT. The results show that the test-retest reliability of the MMDT is acceptable to high (intraclass correlation coefficients of 0.79 to 0.87, depending on the subtest) and the validity of the test is demonstrated by significant correlations between the MMDT, the BBT and the PP (0.63 to 0.67). There is a high correlation (0.85 to 0.95) between the MMDT and the MMRT in spite of different results. The reference values will help occupational therapists to differentiate better between real dexterity difficulties and those that may be attributed to normal aging.


2021 ◽  
Vol 15 (12) ◽  
pp. 3505-3508
Author(s):  
Noor Ul Ain Fatima ◽  
Qurat-Ul- Ain ◽  
Fareeha Kausar ◽  
Mian Ali Raza ◽  
Misbah Waris ◽  
...  

Objective: To translate and validate the ABC-Scale in Urdu language to predict risk of fall in older population. Study design: Cross-cultural Translation and validation Place and Duration: Study was conducted in older adult community of Sialkot from March 2020 to December 2020. Methodology: Translation of ABC in Urdu was conducted by using Beaton et al guidelines. Two bilingual translators translated the original version into Urdu language step wise, correction process was followed. Then two backward translations were done by language expert. After all this process, the translated version was reviewed by the professionals and the final version was applied on 15 individuals. Its reliability and validity was tested on 60 older adults. Results: For test re test reliability, intra class correlation coefficient ICC was measured with a value of 0.984 Which shows good test re-test reliability. The internal consistency and reliability of ABC was calculated by Cronbach’s alpha for total score with a value of 0.985. Content validity was good with values of CVI ranging from 0.767 to 0.955. To test the discriminative validity, independent t test was used to show the difference between the healthy and unhealthy adults. Factor analysis of UABC showed total variance 81.277 and cumulative variance was also 81.277. To calculate construct validity of U-ABC Pearson’s correlation coefficient was used and measured as 0.558. Conclusion: It was concluded that Urdu version of UABC is a valid assessment tool for older adults with fear of fall. It has good content validity, construct validity and reliability. Keywords: activities specific balance scale, validation, Urdu translation, reliability, tool translation


2015 ◽  
Vol 30 (11) ◽  
pp. 1902-1905 ◽  
Author(s):  
Simon M. Thompson ◽  
Lucy J. Salmon ◽  
Justin M. Webb ◽  
Leo A. Pinczewski ◽  
Justin P. Roe

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