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Table 2 Values of the statistical analysis for muscle coactivation in flexion (rectus femoris) and extension (biceps) during isokinetic movements at 60°/s and isometric contraction

From: Verbal and visual stimulation effects on rectus femoris and biceps femoris muscles during isometric and concentric

Muscle coactivation

NVVC (%)

VVC (%)

VeC (%)

ViC (%)

Extension (Bíceps) (60º/s)

147.1 ± 94

134.6 ± 88.4

121.1 ± 55

88.7 ± 4.8

Flexion (Retus Femoris) (60º/s)

81.8 ± 17.4

75.8 ± 24.9

133.2 ± 75.4

88.4 ± 17.3

Extension (Bíceps) (180º/s)

116.7 ± 78

118 ± 70.7

117.8 ± 68.7

128.5 ± 52.3

Flexion (Retus Femoris) (180º/s)

59.1 ± 54.3

46.2 ± 34.8

46.1 ± 49.1

58.7 ± 51.8

Isometric extension (Bíceps)

108.5 ± 48.1***

108.0 ± 75.5

84.2 ± 29.5

93.5 ± 40.3

Isometric flexion (Retus Femoris)

11.1 ± 6.3

10.2 ± 2.2

12.4 ± 12.5

13.3 ± 12.3

  1. NVVC: No verbal or visual command (Control); VVC: With verbal and visual command; VeC: Verbal command; ViC: Visual command. *p > 0.05: Vs. VeC and ViC.