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Related Concept Videos

Cochran's Q Test01:17

Cochran's Q Test

Cochran's Q Test is a nonparametric statistical test used to determine if there are potential differences in the outcomes of three or more related groups on a binary (yes/no) or dichotomous outcome. It is essentially an extension of the McNemar Test, which is limited to two related samples - Cochran's Q test can handle three or more related samples, making it more versatile in scenarios where subjects are measured under multiple conditions. The test statistic follows a Chi-Square distribution,...

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Design, Fabrication, and Administration of the Hand Active Sensation Test HASTe
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Validity and reliability of the Chicago-Quick Hand Function Test.

Amrendra Kumar1, Mary Shotwell2, Susan Stallings-Sahler2

  • 1Roosevelt University, Schaumburg, IL, United States.

Journal of Hand Therapy : Official Journal of the American Society of Hand Therapists
|April 21, 2026
PubMed
Summary
This summary is machine-generated.

The Chicago-Quick Hand Function Test (C-QHFT) shows strong validity and excellent reliability for assessing hand function. Normative data are now available for adult populations.

Keywords:
Hand functionIn-hand manipulationNormative dataReliabilityTest-retestUpper-extremity assessment

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Area of Science:

  • Rehabilitation Science
  • Clinical Measurement
  • Biostatistics

Background:

  • The Chicago-Quick Hand Function Test (C-QHFT) is a brief, performance-based measure for unilateral hand function.
  • Evidence of validity, reliability, and normative data is crucial before widespread clinical adoption.

Purpose of the Study:

  • To evaluate the content and face validity of the C-QHFT.
  • To determine the inter-rater, intra-rater, and test-retest reliability of the C-QHFT.
  • To establish normative reference values for the C-QHFT in adult populations.

Main Methods:

  • A four-phase study involving expert review, refinement of procedures, normative sampling, and repeated administrations.
  • Content and face validity assessed via structured expert feedback.
  • Reliability evaluated using intraclass correlation coefficients (ICC), SEM, MDC, and Bland-Altman methods; normative data collected from healthy adults aged 18+.

Main Results:

  • Strong content and face validity supported by expert reviewers (S-CVI/Ave = 0.95).
  • Excellent inter-rater (ICC [3,1] = 0.999) and high intra-rater (ICC [1,1] = 0.946) reliability with minimal error.
  • Moderate-to-high test-retest reliability (r = 0.67-0.82) and age-stratified normative values indicating expected performance decline with age.

Conclusions:

  • The C-QHFT exhibits robust validity and excellent reliability for assessing unilateral hand function.
  • Established normative values increase the clinical and research utility of the C-QHFT.
  • The C-QHFT is a concise, reliable tool for evaluating hand function in adults.