Table 1.

Demographics characteristics and MRI features of included patients with PML and PCNSL.

	PML	PCNSL
Age (mean ± SD)	56.8 ± 12.7 years	69.8 ± 9.9 years
Sex (%)
Female	5 (19)	15 (58)
Ethnicity (%)
Caucasian	19 (73)	25 (96)
African American	6 (23)	0 (0)
Unknown	1 (4)	1 (4)
Mortality (%)	5 (19.2)	9 (34.6)
Location of lesions on MRI %
Frontal	84.0	57.7
Parietal	52.0	26.9
Brainstem	12.0	7.7
Cerebellum	20.0	15.4
Occipital	16.0	15.4
Temporal	36.0	26.9
Contrast enhancement (%)	8 (34.8)	26 (100)
Susceptibility sequence (%)
GRE	9 (40.9)	11 (42.3)
SWI	13 (59.1)	15 (57.7)
Field strength (%)
1.16	0 (0)	1 (3.8)
1.5	13 (59.1)	19 (73.1)
3.0	9 (40.9)	6 (23.1)