Table 3: Validity assessment of the portable dynamometer. p≤0.05. ICC= Intraclass Correlation Coefficient; PD= Portable dynamometer; ND= Nonportable dynamometer.
Outcome measures Mean ± SD PD Mean± SD ND Lower bound Upper bound F value ICC Significance
Knee extension 227.00 ± 78.67 220.85±75.72 0.970 0.995 85.545 0.988 <0.00
Hip external rotation 44.75 ± 11.65 44.25 ±14.31 0.750 0.961 10.117 0.901 <0.00
Hip abduction 139.33± 50.84 144.50±49.29 0.948 0.992 48.823 0.980 <0.00
Hip abduction (‘clam’ test position) 128.49 ± 50.91 131.75 ±54.27 0.948 0.992 48.823 0.980 <0.00