Intra-rater | Inter-rater | Inter-session | |||||||
ICC (95% CI) | SEM | MDC | ICC (95% CI) | SEM | MDC | ICC (95% CI) | SEM | MDC | |
0 kg | 0.95 (0.92 to 0.97) | 19.3 | 53.5 | 0.76 (0.62 to 0.84) | 43.2 | 119.6 | 0.88 (0.82 to 0.93) | 30.5 | 84.6 |
0.5 kg | 0.59 (0.36 to 0.74) | 40 | 111 | 0.55 (0.30 to 0.72) | 50.2 | 139.1 | 0.54 (0.29 to 0.71) | 49.8 | 137.9 |
1 kg | 0.87 (0.80 to 0.92) | 36 | 99.8 | 0.54 (0.28 to 0.71) | 66.2 | 183.5 | 0.70 (0.54 to 0.81) | 56.1 | 155.6 |
2 kg | 0.95 (0.91 to 0.97) | 39.3 | 109 | 0.79 (0.67 to 0.87) | 83.3 | 231 | 0.86 (0.78 to 0.91) | 65.8 | 182.5 |
3 kg | 0.94 (0.91 to 0.96) | 47.7 | 132.1 | 0.81 (0.69 to 0.88) | 85.9 | 238.2 | 0.78 (0.66 to 0.86) | 92.7 | 256.9 |
Relax | 0.98 (0.97 to 0.99) | 10.8 | 30 | 0.86 (0.78 to 0.91) | 30.5 | 84.6 | 0.89 (0.83 to 0.93) | 24.7 | 68.4 |
Standing | 0.87 (0.89 to 0.92) | 70.7 | 196.1 | 0.56 (0.29 to 0.73) | 130.1 | 360.5 | 0.75 (0.60 to 0.84) | 101.5 | 281.3 |
CI, confidence interval; ICC, intraclass correlation coefficient; MDC, minimal detectable change; SEM, standard error of measurement.