Jugular Venous Reflux Is Associated with Perihematomal Edema after Intracerebral Hemorrhage

Table 3

Numbers of subjects classified based on average PHE volume.

	JVR negative	JVR positive	p value
Baseline absolute PHE			0.041
Large-volume group, n (%)	12 (41.4)	1 (58.6)
Small-volume group, n (%)	24 (66.7)	12 (33.3)
Baseline relative PHE			<0.001
Large-volume group, n (%)	6 (24.0)	19 (76.0)
Small-volume group, n (%)	30 (75.0)	10 (25.0)
12 ± 3 days’ absolute PHE			0.001
Large-volume group, n (%)	8 (30.8)	18 (69.2)
Small-volume group, n (%)	28 (71.8)	11 (28.2)
12 ± 3 days’ relative PHE			0.001
Large-volume group, n (%)	7 (29.2)	17 (70.8)
Small-volume group, n (%)	29 (70.7)	12 (29.3)

PHE, perihematomal edema; patients classified according to average absolute PHE volume (18.47 ml) within 72 h of onset; patients classified according to average relative PHE volume (0.98) within 72 h of onset; patients classified according to average absolute PHE volume (41.77 ml) at 12 ± 3 days after onset;patients classified according to average relative PHE volume (4.67) at 12 ± 3 days after onset.