Table 3. Between-group differences in pre-intervention test items. Values are presented as mean ± SD. Outcome OPT CON p 1RM(kg) 99.05 ±20.37 94.00 ±17.68 0.63 CMJ(cm) 33.50 ±5.06 32.79 ±5.56 0.66 SJ(cm) 31.28 ±4.65 30.54 ±5.13 0.40 PSAP(%) 6.21 ±2.56 7.40 ±3.58 0.22 EUR 1.07 ±0.03 1.07 ±0.03 0.73 CMJ = countermovement jump; SJ = squat jump; PSAP = pre-stretch augmentation percentage; EUR = eccentric utilization ratio.