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. 2019 Jan 11;19(2):265. doi: 10.3390/s19020265

Table 4.

Between-day reliability ICC and SEM values with the 95% confidence intervals.

Speed 3.5 m/s 3.0 m/s 1.3 m/s
% Grade 0% −10% 10% 0% −10% 10% 0% −10% 10%
Peak Force FP ICC 0.97 0.96 0.93 0.97 0.96 0.96 0.89 0.97 0.93
95% CI [0.94, 0.99] [0.92, 0.98] [0.84, 0.97] [0.94, 0.99] [0.91, 0.98] [0.92, 0.98] [0.98, 1.00] [0.96, 0.99] [0.94, 0.99]
LS ICC 0.89 0.88 0.93 0.91 0.90 0.91 0.96 0.97 0.95
95% CI [0.77,0.95] [0.73,0.94] [0.84,0.96] [0.81,0.96] [0.79,0.96] [0.82,0.96] [0.91,0.98] [0.93,0.99] [0.88,0.98]
Impulse FP ICC 0.80 0.92 0.81 0.74 0.89 0.88 0.91 0.97 0.86
95% CI [0.57,0.91] [0.82,0.96] [0.60,0.91] [0.43,0.88] [0.76,0.95] [0.75,0.95] [0.98,1.00] [0.93,0.99] [0.94,0.99]
LS ICC 0.91 0.90 0.88 0.88 0.92 0.86 0.96 0.96 0.95
95% CI [0.81,0.96] [0.78,0.95] [0.73,0.94] [0.74,0.94] [0.84,0.96] [0.70,0.93] [0.91,0.98] [0.92,0.98] [0.88,0.98]
Loading Rate FP ICC 0.88 0.91 0.87 0.70 0.81 0.92 0.91 0.91 0.94
95% CI [0.75,0.95] [0.79,0.96] [0.72,0.94] [0.43,0.86] [0.59,0.91] [0.83,0.96] [0.96,0.91] [0.88,0.98] [0.81,0.97]
LS ICC 0.88 0.76 0.92 0.85 0.74 0.90 0.90 0.96 0.72
95% CI [0.74, 0.95] [0.44, 0.90] [0.82, 0.96] [0.67, 0.93] [0.44, 0.88] [0.79, 0.95] [0.78, 0.96] [0.92, 0.98] [0.35, 0.88]