Stroke Research and Treatment / 2010 / Article / Tab 2

Clinical Study

Reliability, Responsiveness, and Validity of the Visual Analog Fatigue Scale to Measure Exertion Fatigue in People with Chronic Stroke: A Preliminary Study

Table 2

The intraclass correlation coefficient of measures on 2 separate visits (n=21).

Visit 1Visit 2ICC

VAFSat rest7.2±4.38.3±4.50.851
VAFSpost exercise69.4±30.565.8±31.90.846
VAFSpost recovery48.5±25.447.5±26.90.888
EF62.4±29.357.5±30.90.829
RR (%)37.0±17.337.7±15.90.893

VAFS: Visual Analog Fatigue Scale.
EF: Exertion Fatigue (EF =VAFSpost exercise−VAFSat rest).
RR: Recovery Rate (RR = VAFSpost exercise− VAFSpost recovery)/(VAFSpost exercise−VAFSat rest) × 100.
ICC: Intraclass correlation coefficient, model (3,1).

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