Table 6. Subgroup analysis of sprint. All All n SMD I² RW p Training type Double leg 152 -0.33 (-0.66; 0) 13% 34% P = 0.81 Single leg 34 -0.51 (-1.24; 0.22) N/A 6.9% Mix 261 -0.45 (-0.7; -0.42) 0 59.1% Load type Progressive 377 -0.38 (-0.59; -0.17) 0 85.2% P = 0.51 Not progressive 70 -0.59 (-0.44; 3.23) 24% 14.8% Deload Taper 118 -0.37 (-0.66; -0.09) 0 25.6% P = 0.71 Not taper 328 -0.43 (-0.71; -0.15) 14% 74.4% Exp Athlete 294 -0.49 (-0.77; -0.21) 1% 63.9% P = 0.15 Not athlete 153 -0.27 (-0.55; -0.01) 0% 36.1% Gender Male 314 -0.38 (-0.61; -0.15) 0% 70.4% P = 0.39 Female 50 -0.82 (-1.42; -0.21) N/A 10% Both 83 -0.33 (-0.76; -0.1) N/A 19.6% SMD=standard mean difference; RW= relative weight; Exp=experience.