Table 1. Results of the laboratory tests and correlation matrix between the data of the laboratory tests and the chronometric performances in the track for BMX riders of national level. Results (mean (SD)) T1 (s) T2-T1 (s) T2 (s) T3-T2 (s) T3 (s) SJ (cm) .37 (.05) -0.29 -0.58* -0.52 -0.54* -0.53 CMJ (cm) .41 (.06) -0.30 -0.74* -0.65* -0.65* -0.65* STSEA (W) 1256 (228) -0.34 -0.72* -0.64* -0.65* -0.65* STSEA (W·kg-1) 16.8 (2.1) -0.52 -0.66* -0.64* -0.65* -0.65* STSTA (W) 1340 (240) -0.31 -0.67* -0.59* -0.62* -0.61* STSTA (W·kg-1) 17.8 (1.6) -0.53 -0.66* -0.64* -0.67* -0.67* WTSEA (W) 785 (122) -0.28 -0.81* -0.69* -0.73* -0.72* WTSEA (W·kg-1) 10.5 (1.0) -0.40 -0.65* -0.60* -0.65* -0.66* WTSTA (W) 819 (108) -0.33 -0.75* -0.66* -0.70* -0.70* WTSTA (W·kg-1) 9.2 (4.5) -0.42 -0.47 -0.47 -0.46 -0.47 * for the significant relationships ( < 0.05). SJ: Squat jump; CMJ: Counter movement jump; ST : Sprint test in the seated position. ST : sprint test in the standing position. WT: Wingate test in seated position; WT. Wingate test in standing position. T1 (s): time at 5.2 m, T2 (s) : time at 29.7 m, and T3 (s): time at 75m, SD: Standard deviation.