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Table 3 Inter-session reliability during session 1 and session 2

From: Power of counter movement jumps with external load – coherence of three assessment methods

 

Session 1

Session 2

Intra-session reliability

 

Inter-session reliability

 

Mean (SD)

Mean (SD)

CV (95% CI)

ICC (95% CI)

r p

CV (95% CI)

ICC (95% CI)

SEM

MDC

MDC%

C-mat

          

Flight Time (ms)

404 (60)

396 (58)

  

0.94

2.6 (2.0-3.3)

0.94 (0.90-0.97)

14

39

9.8

Jump Height (cm)

19.9 (6.0)

19.7 (5.7)

3.6 (2.6-4.6)

0.97 (0.95-0.98)

0.94

5.7 (4.2-7.3)

0.94 (0.88-0.97)

1.4

3.9

19.6

Power (W)

4387 (807)

4325 (788)

1.0 (0.7-1.2)

1.00 (0.99-1.00)

0.99

1.7 (1.3-2.2)

0.99 (0.97-0.99)

80

222

5.1

IR-mat

          

Flight Time (ms)

364 (69)

369 (66)

  

0.96

3.0 (2.0-40)

0.96 (0.92-0.98)

14

39

10.6

Jump Height (cm)

16.9 (6.9)

17.1 (6.1)

5.3 (4.0-6.6)

0.98 (0.97-0.99)

0.96

6.1 (4.1-8.2)

0.96 (0.93-0.98)

1.3

1.5

8.8

M-encoder

          

Power (W)

1650 (392)

1663 (381)

2.8 (2.2-3.3)

0.98 (0.97-0.99)

0.97

2.9 (2.1-3.8)

0.97 (0.95-0.98)

87

241

9.1

  1. CMJ = Counter movement jump; CV = Coefficient of variation; CI = Confidence interval; ICC = Intraclass correlation coefficient; SEM = Standard error of the measurement; MDC = Minimal detectable change; rp = Pearsson’s correlation coefficient.
  2. Two-legged and one-legged CMJ with external loading in kg. The variables were analyzed as power (W).