Table 1. Participant’s baseline characteristics.

	Control group (n = 20)	Fatigue group (n = 20)
Age, years, $\overline{\mathbf{X}}$±SD	26±3	26±3
Sex, male (%)	9 (45)	7 (35)
Height, cm, $\overline{\mathbf{X}}$±SD	170.4±9.4	172.5±9.3
Weight, kg, $\overline{\mathbf{X}}$±SD	66.1±11.8	72.9±11.4
Dominant side, right (%)	20 (100)	18 (90)
Sports†, n (%)	10 (50)	12 (60)
Work†, n (%)	9 (45)	12 (60)

$\overline{X}$, mean.

^†: Participants were asked if they were practicing a sport or/and having a job with a physical requirement of the shoulder (yes/no)

No significant difference between the groups for all characteristics (independent t-test and χ2, p > 0.05)