Effects of functional training on skill performance and movement quality among skilled youth male tennis players: A cluster randomized control trial

Table 3 Effects of the functional training on skill performance and movement quality

Variables		Time	FTG	CTG	Between Group p	Within Group d (T0 vs. T12)		% change (T0 vs. T12)
Variables		Time	FTG	CTG	Between Group p	FTG	CTG	FTG	CTG
Skill performance	GD	T0	40.20 (2.14)	39.90 (2.77)	0.694	4.59	3.49	46.0	29.1
		T6	48.15 (2.66) *	44.90 (2.77) *	< 0.001
		T12	58.70 (5.28) †#	51.50 (3.80) †#	< 0.001
	VD	T0	32.95 (2.01)	32.00 (2.62)	0.187	2.58	0.59	24.0	4.8
		T6	36.10 (2.66) *	33.05 (2.67) *	< 0.001
		T12	40.85 (3.83) †#	33.55 (2.65) #	< 0.001
	GA	T0	38.65 (3.77)	39.10 (2.57)	0.651	4.85	3.39	44.4	24.4
		T6	47.20 (3.94) *	43.85 (3.01) *	0.002
		T12	55.80 (3.29) †#	48.65 (3.05) †#	< 0.001
	SA	T0	41.65 (2.62)	41.90 (3.45)	0.791	2.92	1.29	22.7	10.3
		T6	46.50 (3.72) *	43.30 (3.13) *	0.003
		T12	51.10 (3.75) †#	46.20 (3.24) †#	< 0.001
Movement quality	Advanced movements subscale	T0	5.85 (0.49)	5.90 (0.45)	0.729	3.08	0.41	36.8	-4.2
		T6	6.65 (0.75) *	5.90 (0.55)	< 0.001
		T12	8.00 (0.86) †#	5.65 (0.75)	< 0.001
	Mobility subscale	T0	3.85 (0.75)	3.95 (0.51)	0.611	1.53	0.98	35.1	-12.7
		T6	4.45 (0.76) *	3.85 (0.49)	0.002
		T12	5.20 (1.01) †#	3.45 (0.51) †#	< 0.001
	Stability subscale	T0	4.05 (0.61)	3.95 (0.51)	0.562	1.81	0.42	29.6	-5.1
		T6	4.25 (0.44)	3.95 (0.39)	0.020
		T12	5.25 (0.72) †#	3.75 (0.44)	< 0.001

Note: FTG, functional training group; CTG, control training group; GD: groundstroke depth; VD: volley depth; GA: groundstroke accuracy; SA: serve assessment; T0: pre-intervention test; T6: after 6-week post-intervention test; T12: after 12-week post-intervention test; * T0 vs. T6, p < 0.05; † T6 vs. T12, p < 0.05; #T0 vs. T12, p < 0.05

ISSN: 2052-1847