Variations in cumulative workload and anaerobic power in adolescent elite male football players: associations with biological maturation

Table 5 Multiple linear regression analysis: percentage of change in anaerobic power with anaerobic power index. workload parameter and PHV

Variables	Beta	Estimate	\|t\|	p value	95% CI for Estimated	Total predict
RASTmin (%)	β0	25.62	2.32	0.03	2.02. 49.2	R²: 0.55 Estimated R²: 0.43 p: 0.01 AIC value: 74.7
CWL (A.U.)	β1	− 0.01	1.25	0.22	− 0.01. 0.01
ACWLR (A.U.)	β2	− 2.47	1.82	0.08	− 5.37. 0.43
TM (A.U.)	β3	1.11	1.64	0.12	− 0.33. 2.56
PHV (years)	β4	− 3.22	1.74	0.10	− 7.18. 0.74
RASTpeak (%)	β0	− 2.81	0.52	0.60	− 14.1. 8.52	R²: 0.11 Estimated R²: 0.01 p: 0.37 AIC value: 63.1
TS (A.U.)	β1	− 0.01	0.71	0.48	− 0.01. 0.01
PHV (years)	β2	− 1.72	1.12	0.27	− 4.96. 1.51
RASTave (%)	β0	4.66	0.65	0.52	− 10.3. 19.7	R²: 0.31 Estimated R²: 0.23 p: 0.04 AIC value: 52.9
ACWLR (A.U.)	β1	− 0.96	1.59	0.13	− 2.24. 0.31
PHV (years)	β2	− 2.50	2.16	0.04	− 4.95 − 0.05
Fatigue_in (%)	β0	− 54.4	2.11	0.05	− 109.4. 0.57	R²: 0.40 Estimated R²: 0.29 p: 0.04 AIC value: 101.9

AWL, the accumulated acute workload in the season; CWL, the accumulated chronic workload in the season; ACWLR, the accumulated acute: chronic workload ration in the season; TM, the accumulated training monotony in the season; TS, the accumulated training strain in the season; PHV, peak height velocity; %, the percentage of change in between assessments from early-season to after-season; AIC: Akaike information criterion. and CI, confidence interval; VO2max: maximum rate of oxygen consumption.; RASTmin: RAST minimum; RASTave: RAST average; Fatiguein: Fatigue index

ISSN: 2052-1847