Table 2.

Results of the tensiomyography before and after the RSA test (7 × 30 m) for different categories (U14, U16, U18) in soccer players.

		U14		U16		U18
		Pre	Post	Pre	Post	Pre	Post
BF
	Td (ms)	26.34 ± 2.84	24.91 ± 3.66	25.96±.76	26.04 ± 3.57	26.04 ± 3.77	24.92 ± 3.43
	Tc (ms)	38.44 ± 17.66	35.20 ± 15.84	35.21 ± 13.97	33.48 ± 11.03	38.44 ± 14.96	35.30 ± 14.53
	Dm (mm)	5.88 ± 2.59	5.38 ± 2.66	7.92 ± 4.83	6.85 ± 2.96	6.82 ± 2.66	6.24 ± 2.25
RF
	Td (ms)	30.19 ± 3.28	29.83 ± 3.19	28.17 ± 3.63	26.64 ± 4.44*	28.93 ± 5.10	27.82 ± 5.06*
	Tc (ms)	42.99 ± 7.53	46.64 ± 7.94	40.57 ± 9.92	40.83 ± 9.47	42.49 ± 10.20	44.04 ± 10.34
	Dm (mm)	8.85 ± 2.78	8.12 ± 2.27	10.61 ± 2.28	8.79 ± 2.58*	9.86 ± 2.38	9.97 ± 2.88

^*Differences between the pre and post tensiomyographic variables in U14 (n = 21), U16 (n = 20), and U18 (n = 21) soccer players (p < 0.05).