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The correlation* between the change in serum free-carnitine and the change in hand muscle testing score (n=18)**. * simple linear-regression statistic; ** L-carnitine group (n=11) and placebo group (n=7). ____ – linear regression estimate; - - - - – 95% confidence interval for linear regression estimate; Δ Hand Muscle Strength (kPa) =0.22 Δ Serum Free Carnitine (μmol/L) − 1.6; R2=0.23, P=0.046.
