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Table 4 Comparison of the onset time of gluteus maximus activation before and after isometric exercise using ATM2 (N = 36)

From: Immediate effect of trunk flexion and extension isometric exercise using an external compression device on electromyography of the hip extensor and trunk range of motion of healthy subjects

Onset

Pre

Post

t

p-value

Cohen’s d

Time (s)

− 0.38 ±  0.37

− 0.28 ±  0.30

− 2.216

0.033*

0.3

  1. Values are presented as mean ± standard deviation, *p < 0.05