First session

Second session

Third session

MVC (kg)

91.1 ± 14.5

90.2 ± 14.2

89.9 ± 14.1

Endurance Time (sec)

54.8 ± 10.0

56.1 ± 9.4

60.6 ± 13.7

Initial MF (Hz)

VMO

61.3 ± 10.0

61.7 ± 9.1

67.1 ± 12.9

VML

68.7 ± 11.0

66.1 ± 10.4

69.6 ± 9.8

MF slope (Hz/sec)

VMO

−0.374 ± 0.119

−0.351 ± 0.119

−0.398 ± 0.159

VML

−0.415 ± 0.210

−0.316 ± 0.184

−0.383 ± 0.163