Table 3. Pre- and post-match serve velocity (SV), maximal isometric voluntary.
Variable PRE POST ES Change (%) p
SV (km·h-1) 140.4 ± 11.8 141.1 ± 12.4 -0.14 0.4 .543
MVC IR90º (N) 125.8 ± 49.2 125.4 ± 54.7 0.19 - 0.3 .475
MVC ER90º (N) 95.4 ± 35.5 93.4 ± 38.5 0.09 - 2.1 .756
MVC ADD (N) 85.2 ± 36.7 83.6 ± 31.4 0.23 - 1.9 .388
MVC ABD (N) 115.4 ± 51.4 114.1 ± 49.6 0.24 - 1.1 .368
MVC IMTP (N) 938.8 ± 365.8 967.9 ± 402.2 -0.25 3.0 .41
PRFD IR90º (N·s-1) 954.3 ± 555.6 794.5 ± 391.4 0.33 - 20.1 .202
PRFD ER90º (N·s-1) 992.4 ± 799.2 1202.5 ± 800.3 0.04 17.5 .898
PRFD ADD (N·s-1) 935.7 ± 892.9 940.3 ± 683.5 0.07 0.5 .812
PRFD ABD (N·s-1) 969.9 ± 619.3 976.7 ± 709.8 0.1 0.7 .729
PRFD IMTP (N·s-1) 5768.6 ± 2222.1 5059.9 ± 2715.8 0.47 - 14.0 .27
ES = Cohen’s effect size; SV = serve velocity; MVC = maximal isometric voluntary contraction; PRFD = peak rate of force development; IR = shoulder internal rotation; ER = shoulder external rotation; ADD = horizontal shoulder adduction; ABD = horizontal shoulder abduction; IMTP = isometric mid-thigh pull.