Dehydration, Wellness, and Training Demands of Professional Soccer Players during Preseason

Table 1

Dehydration, wellness, and training load variables in microcycle 1, microcycle 2, microcycle 3, and microcycle 4.

	Microcycle 1	Microcycle 2	Microcycle 3	Microcycle 4	%	Kruskal-Wallis
Dehydration measures
UC (A.U.)					-4.23
SW (kg)					0.23
FW (kg)					0.36
D (%)					35.22
Wellness
F (A.U.)					16.67
Sl (A.U.)					3.82
MS (A.U.)					24.33
S (A.U.)					3.17
M (A.U.)					-1.54
TW (A.U.)					9.38
Training load
Dur (min)					-31.69
RPE (Borg)					-34.85
ITL (AU)					-117.37
TD (m)					-48.96
PL (GPS)					-44.02
ACC (num)					-12.85
DCC (num)					-22.22
RHI (m)					-43.87
SP (m)					-66.27
maxS (km·h^-1)					-6.41

Note: %: percentage of change; UC: urine color; SW: start weight; FW: final weight; D: dehydration: F: fatigue; Sl: sleep; MS: muscle soreness; S: stress; M: mood; TW: total wellness; Dur: duration of session; RPE: rating perceived exertion; ITL: total load; TD: total distance; PL: player load; ACC: acceleration; DCC: deceleration; RHI: run of high intensity (>25.2); SP: sprint (>25.2); _maxS: maximal sprint; A.U.: arbitrary units. denotes significance at , and denotes significance at .