Table 1.

Mean linear slope coefficients (PPSa/%MVC) and y‐intercepts (PPS) relationships between average firing rate and recruitment threshold of vastus lateralis motor units before (PRE) and after conventional load (CL) and eccentric overload (EO) interventions at 2 and 4 sec contraction velocities

	CL		EO
	Pre	Post	Pre	Post
Number of motor units 2 sec	18.7 ± 6	17.1 ± 5.3	20.1 ± 5.2	21.6 ± 8
Number of motor units 4 sec	20.6 ± 8.1	18 ± 6.6	19 ± 6.6	17 ± 5.7
Slope coefficient 2 sec	−0.6 ± 0.5	−0.57 ± 0.3	−0.62 ± 0.3	−0.78 ± 0.5
Slope coefficient 4 sec	−0.79 ± 0.3	−0.76 ± 0.4	−0.69 ± 0.3	−0.94 ± 0.7
Y−intercept 2 sec	28.5 ± 15.8	25.9 ± 10.9	30.1 ± 8.2	33.5 ± 15.6
Y‐intercept 4 sec	34.2 ± 12.5	32.2 ± 11.9	31.4 ± 13.4	36 ± 20.9

^aPPS,pulse per second; MVC, Maximal voluntary contractions.