Table 3.

Independent radiomics features on T1 and CE-T1 images

	Acute/sub-acute symptomatic	Asymptomatic	p value
Features on T1 images
shape_Maximum3DDiameter	5.16 ± 1.41	4.25 ± 0.95	<0.001
shape_Maximum2DDiameterSlice	5.21 ± 1.42	4.27 ± 0.98	<0.001
shape_Volume	40.16 ± 24.01	27.41 ± 14.63	0.005
shape_SurfaceArea	71.83 ± 29.23	53.43 ± 19.58	0.001
shape_Maximum2DDiameterColumn	4.40 ± 1.41	3.61 ± 0.91	0.004
glcm_Entropy	5.78 ± 0.75	5.36 ± 0.73	0.011
glrlm_RunLengthNonUniformity	102.89 ± 62.18	37.03 ± 16.46	0.006
Features on CE-T1 images
firstorder_Uniformity	0.07 ± 0.03	0.09 ± 0.02	0.005
glcm_MaximumProbability	0.04 ± 0.02	0.06 ± 0.05	0.004
glcm_Entropy	6.01 ± 0.84	5.43 ± 1.21	0.007

Definitions of the radiomics features can be found in the reference: https://www.ncbi.nlm.nih.gov/pubmed/24892406