TABLE 2.

U18, U23, and 1ST team match day training load univariate comparisons.

Variable	F	P value	Group		Post hoc (Bonferroni)	95% bca CI		Effects size (Cohen’s d)	Qualitative assessment
Total distance (m)	0.461	0.631	−		−	−		−	−
High-speed running distance (m)	3.498	0.040*	1ST	U18	1.000	−4.176	3.886	0.003	Trivial
				U23	0.074+	−8.011	0.293	0.263	Small
			U18	U23	0.096+			0.272	Small
						−7.930	0.314
Sprint distance (m)	4.501	0.011*	1ST	U18	0.047*	0.154	1.937	0.277	Small
				U23	1.000
						−1.150	0.821	0.059	Trivial
			U18	U23	0.015*	−2.261	−0.351	0.347	Small
High metabolic load distance (m)	2.542	0.080	−		−	−		−	−
Explosive distance (m)	2.801	0.126	−		−	−		−	−
High-intensity bursts distance (m)	5.728	0.004**	1ST	U18	0.003**	1.205	4.503	0.396	Small
				U23	0.741	−0.700	2.552	0.132	Trivial
			U18	U23	0.089+	−3.348	0.268	0.275	Small
Speed intensity (AU)	0.617	0.540	–		−	−		−	−
Dynamic stress load (AU)	14.693	<0.001***	1ST	U18	<0.001***	0.024	0.056	0.587	Small
				U23
					<0.001***	0.023	0.057	0.505	Small
			U18	U23	1.000	−0.016	0.017	0.035	Trivial

95% CIs are reported as Box-Cox transformed values for the difference between pairwise group means. 1ST = senior team; AU = arbitrary units. Significant level: +p < 0.1; *p < 0.05; **p < 0.01; and ***p < 0.001.