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Table 3 Descriptive data, statistical comparisons, and effect sizes between male and female from two-force-platform method

From: The validity of using one force platform to quantify whole-body forces, velocities, and power during a plyometric push-up

 

Male

Female

Confidence interval and statistical significance

Effect sizes (Cohen’s d)

Peak GRFs applied to hands (body weight)

1.29 ± 0.17

0.95 ± 0.11

[0.25 to 0.44]

(p < 0.05)

2.25

Peak whole-body GRFs (body weight)

1.58 ± 0.18

1.28 ± 0.11

[0.20 to 0.41]

(p < 0.05)

2.01

Peak whole-body velocities (m/s)

1.07 ± 0.11

0.72 ± 0.16

[0.25 to 0.45]

(p < 0.05)

2.54

Peak whole-body power (watt/body weight)

1.24 ± 0.16

0.81 ± 0.20

[0.31 to 0.56]

(p < 0.05)

2.37

GRFs applied to the feet at the starting position (body weight)

0.33 ± 0.03

0.36 ± 0.04

[− 0.06 to − 0.01]

(p < 0.05)

0.84

Mean GRFs applied to the feet during the push-up (body weight)

0.28 ± 0.03

0.33 ± 0.04

[− 0.07 to − 0.02]

(p < 0.05)

1.41

Whole-body GRFs at peak whole-body power (body weight)

1.24 ± 0.05

1.16 ± 0.05

[0.01 to 0.08]

(p < 0.05)

1.60

Whole-body velocities at peak whole-body power (m/s)

1.03 ± 0.11

0.69 ± 0.15

[0.26 to 0.43]

(p < 0.05)

2.57