Table 2.

Descriptive statistics (mean, standard deviation, median, min, max of strain), results of the test for normality (Shapiro-Wilk), and test for difference between strain distribution at 90° and maximum elevation (Wilcoxon rank-sum test) performed in the frontal, sagittal, and scapular plane.

$\mathbf{Variable}\overline{\mathit{\epsilon }}\mathit{\%}$	Mean [–]	SD [–]	Median [–]	Min [–]	Max [–]	SW p-Value	W p-Value
Fro90	−0.46	6.43	−0.80	−20.54	28.26	<0.001 a	0.002 b
FroMax	−0.36	13.27	−4.05	−30.72	52.95	<0.001 a
Sag90	5.37	11.59	2.55	−16.16	60.12	<0.001 a	<0.001 b
SagMax	0.69	14.62	−3.96	−25.52	60.87	<0.001 a
Scap90	1.86	7.94	−0.60	−14.91	40.89	<0.001 a	<0.001 b
ScapMax	0.32	11.08	−2.96	−24.54	48.19	<0.001 a

Fro90: 90° elevation in the Frontal plane; FroMax: maximum elevation in the Frontal plane; Sag90: 90° elevation in the Sagittal plane; SagMax: maximum elevation in the Sagittal plane; Scap90: 90° elevation in the Scapular plane; ScapMax: maximum elevation in the Scapular plane; SD: Standard Deviation; Min: minimum; Max: Maximum; SW: Shapiro-Wilk test; W: Wilcoxon rank-sum test. ^a Indicates no normal distribution; ^b Indicates statistical significance.