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. 2015 Sep;15(3):257–263.

Table 4.

Intraclass correlation coefficient (ICC (2,1)) and 95% confidence interval (CI) of the first session over two, three, four and five trial.

n = 55 Trial 1, 2 Trial 1, 2, 3 Trial 1, 2, 3, 4 Trial 1, 2, 3, 4, 5

ICC (95% CI) ICC (95% CI) ICC (95% CI) ICC (95% CI)
Self-chosen speed
Fmax,rel 0.83 (0.73-0.90) 0.85 (0.78-0.91) 0.87 (0.81-0.91) 0.85 (0.79-0.90)
ttot 0.86 (0.77-0.92) 0.83 (0.75-0.89) 0.85 (0.78-0.90) 0.86 (0.80-0.91)
Pmax,rel 0.84 (0.74-0.90) 0.79 (0.69-0.86) 0.77 (0.69-0.85) 0.76 (0.67-0.83)

Fast
Fmax,rel 0.82 (0.72-0.89) 0.82 (0.74-0.89) 0.81 (0.74-0.88) 0.83 (0.76-0.89)
ttot 0.73 (0.57-0.83) 0.78 (0.69-0.86) 0.70 (0.60-0.80) 0.70 (0.60-0.79)
Pmax,rel 0.90 (0.83-0.94) 0.88 (0.82-0.92) 0.85 (0.79-0.90) 0.85 (0.79-0.90)

Abbreviations: Fmax,rel: relative maximal force; ttot: total time; Pmax,rel: relative maximal power.