Unilateral Plyometric Jump Training Shows Significantly More Effective than Bilateral Training in Improving Both Time to Stabilization and Peak Landing Force in Single-Leg Lend and Hold Test: A Randomized Multi-Arm Study Conducted Among Young Male Basketball Players

Table 3. Descriptive statistics (mean ± standard deviation) of the main outcomes in the baseline and post-intervention.

		uPJT (n = 25)	bPJT (n = 25)	Control (n = 25)	F \| p \|
CMJ peak landing force (N)	Pre Post	1709.5 ± 554.1	1739.7 ± 398.3	1701.4 ± 333.8	F_2,72 = 0.053; p = 0.948; = 0.001
CMJ peak landing force (N)	Pre Post	1418.2 ± 504.2	1503.3 ± 331.2	1818.5 ± 428.7	F_2,72 = 6.089; p = 0.004; = 0.145
CMJ peak power (W/kg)	Pre Post	41.4 ± 5.0	40.9 ± 5.0	40.7 ± 4.7	F_2,72 = 0.129; p = 0.879; = 0.004
CMJ peak power (W/kg)	Pre Post	48.2 ± 6.6	45.0 ± 4.6	41.3 ± 4.3	F_2,72 = 10.642; p < 0.001; = 0.228
SJ peak force (N)	Pre Post	532.5 ± 109.3	568.2 ± 79.6	586.0 ± 89.2	F_2,72 = 2.116; p = 0.128; = 0.056
SJ peak force (N)	Pre Post	613.8 ± 75.5	614.9 ± 51.3	560.8 ± 84.7	F_2,72 = 4.624; p = 0.013; = 0.114
SJ maximum negative displacement (cm)	Pre Post	>38.5 ± 7.2	>37.3 ± 7.3	>35.7 ± 6.6	F_2,72 = 1.020; p = 0.366; = 0.028
SJ maximum negative displacement (cm)	Pre Post	>33.7 ± 5.0	>34.8 ± 5.8	>37.6 ± 5.7	F_2,72 = 3.269; p = 0.044; = 0.083
SLLH time to stabilization (s)	Pre Post	0.54 ± 0.10	0.49 ± 0.14	0.49 ± 0.16	F_2,72 = 1.519; p = 0.226; = 0.040
SLLH time to stabilization (s)	Pre Post	0.31 ± 0.07	0.39 ± 0.12	0.47 ± 0.14	F_2,72 = 13.354; p < 0.001; = 0.271
SLLH peak landing force (N)	Pre Post	845.9 ± 153.4	850.3 ± 154.8	903.2 ± 165.9	F_2,72 = 1.015; p = 0.368; = 0.027
SLLH peak landing force (N)	Pre Post	723.5 ± 114.6	832.6 ± 165.0	946.8 ± 175.3	F_2,72 = 13.162; p < 0.001; = 0.268

CMJ: countermovement jump; SJ: squat jump; SLLH: single leg lend and hold test; uPJT: unilateral plyometric jump training; bPJT: bilateral plyometric jump training.