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FeedbackandCognitioninArmMotorSkillReacquisitionAfterStroke

...cyofpeakvelocity(v)andprecision(p)wereevaluatedbycoefficientsofvariability(CVv,CVp:SD/mean).SampleSizeThenumberofparticipantswasdeterminedaccordingtoCohen17andpreliminaryresults.9Poweranalysisreliedonspecificationsofmovementtime:SE=0.28seconds,indicesofimprovement[II]=–0.25forKP(seebelow);–0.16f...