TABLE 2.

Statistical comparisons for changes in physical fitness qualities between traditional warm-up and small-sided soccer games (SSSG) warm-up protocols in soccer players.

Variable	Traditional warm-up group (n = 10)				SSSG warm-up group (n = 10)				Main time effect	Time × group
	Baseline	Follow-up	%Δ	p-value [g] Magnitude	Baseline	Follow-up	%Δ	p-value [g] Magnitude	p-value [ηp2] Magnitude	p-value [ηp2] Magnitude
	Mean ± SD				Mean ± SD
10-m sprint time (s)	1.91 ± 0.09	1.85 ± 0.11	-3.2%	0.002* [0.59] Moderate	1.88 ± 0.10	1.83 ± 0.09	-2.6%	0.076 [0.51] Moderate	0.001# [0.460] Large	0.661 [0.011] Small
30-m sprint time (s)	4.50 ± 0.18	4.49 ± 0.19	-0.3%	0.466 [0.07] Trivial	4.51 ± 0.19	4.49 ± 0.21	-0.3%	0.644 [0.06] Trivial	0415 [0.037] Small	0.951 [<0.001] Small
CODS time (s)	10.55 ± 0.52	10.49 ± 0.52	-0.6%	0.157 [0.11] Trivial	10.43 ± 0.26	10.28 ± 0.29	-1.4%	0.012* [0.51] Moderate	0.003# [0.392] Large	0.171 [0.101] Medium
CMJheight (cm)	32.8 ± 5.5	33.9 ± 5.30	3.4%	0.016* [0.20] Small	31.7 ± 4.2	33.9 ± 4.7	6.8%	< 0.001* [0.46] Small	<0.001# [0.671] Large	0.078 [0.162] Large
CMJpower (W)	2149 ± 737	2301 ± 769	7.1%	0.003* [0.19] Trivial	2030 ± 674	2310 ± 850	13.8%	0.002* [0.35] Small	<0.001# [0.654] Large	0.099 [0.144] Large
CMJforce (N)	1479 ± 458	1552 ± 478	4.9%	0.002* [0.14] Trivial	1419 ± 421	1551 ± 504	9.3%	0.001* [0.27] Small	<0.001# [0.676] Large	0.098 [0.145] Large

Note: abbreviations ordered alphabetically; CODS: change-of-direction speed; CMJ: countermovement jump; g: Hedges’ g effect size; η_p²: partial eta squared; SD: standard deviation; %Δ: percentage change score between baseline and follow-up measures;

^*: significant difference between baseline and follow-up measures;

^#: significant main time effect.