Table 2.

Comparisons of Hausdorff distance by lesion proximity sub-groups and tract orientation in the operative hemisphere, at the two intraoperative time points (iMRI₁ and iMRI₂).

	WMT Groups	Hausdorff distance (mm)		p	Cohen’s d	Corrected p#		Hausdorff distance (mm)		p	Cohen’s d	Corrected p#
		Proximal (≤5 mm)	Remote (>5 mm)					Proximal (≤10 mm)	Remote (>10 mm)
iMRI1	AP	10.12	8.60	0.0003***	0.38	0.001**		9.88	8.59	0.001**	0.35	0.005**
	C-shaped	11.34	9.87	0.12	0.25	0.47		11.46	9.69	0.053	0.31	0.21
	IS-Oblique	9.72	8.62	0.02*	0.21	0.07		9.74	8.51	0.006**	0.24	0.02*
	IS-Straight	9.11	8.22	0.39	0.25	1.00		9.82	7.77	0.02*	0.25	0.08
iMRI2	AP	9.39	8.03	0.003**	0.38	0.01*		9.33	7.98	0.002**	0.37	0.007**
	C-shaped	10.15	10.44	0.80	0.09	1.00		10.58	10.28	0.78	0.09	1.00
	IS-Oblique	9.14	7.84	0.0002***	0.48	0.0009***		8.80	7.86	0.004**	0.36	0.02*
	IS-Straight	8.92	7.54	0.10	0.86	0.40		9.29	7.23	0.002**	0.57	0.009**

Abbreviations: Anterior-Posterior, AP; Inferior-Superior, IS; Intraoperative magnetic resonance imaging, first surgery time point, iMRI₁; intraoperative magnetic resonance imaging, second surgery time point, iMRI₂; millimeter, mm; White matter tract, WMT. * p < 0.05, ^** p < 0.01,^*** p < 0.001, #: Bonferroni correction for multiple comparison.