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. 2017 Mar 13;11:117. doi: 10.3389/fnhum.2017.00117

Table 4.

Summary of the slope, critical aperture, shoulder width and the passability ratio (π_p) in the two groups.

	Fibromyalgia group				Control group
	*Min*.	*Max*.	M	SD	*Min*.	*Max*.	M	SD	*t-z*	*p-value*	d
Slope	−1.93	−0.29	−0.77	0.41	−1.89	−0.23	−0.91	0.43	−1.342	0.18^b	0.33
Critical aperture (cm)	43.6	73.0	56.09	8.16	34.50	73.0	53.77	8.50	1.067	0.29^a	0.28
Shoulder width (cm)	32	40	35.59	2.35	32	40	36.46	2.35	−1.394	0.169^a	−0.37
Passability ratio (π_p)	1.23	2.15	1.61	0.26	0.91	1.87	1.46	.23	2.231	0.030^a	0.61

M, Mean; DS, Standard Deviation; a, t-test; b, Mann-Whitney U-Test; d, Cohen's d.