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. 2021 Mar 2;94(1119):20201047. doi: 10.1259/bjr.20201047

Table 3.

Univariate analysis for hematoma expansion and poor outcome in the <3 ml subgroup

HE (n = 62) Poor outcome (n = 62)
HE (n = 16) NHE (n = 46) p value Poor outcome (n = 25) Favorable outcome (n = 37) p value
Age, y, mean (SD) 62.3 (7.6) 61.4 (10.8) 0.771 63.8 (7.7) 60.1 (11.2) 0.160
Male 12(75) 26 (56.5) 0.191 16 (64.0) 22 (59.5) 0.719
Arterial hypertension 13 (81.3) 37 (80.4) 1 18 (72.0) 32 (86.5) 0.198
Diabetes mellitus 3 (18.8) 9 (19.6) 1 4 (16.0) 8 (21.6) 0.747
ICH 2 (12.5) 3 (6.5) 0.597 4 (16.0) 1 (2.7) 0.148
Ischemic stroke 1 (6.3) 0 0.258 1 (4.0) 0 0.403
IVH 0 10 (21.7) 0.052 1 (4.0) 9 (24.3) 0.040
Blackhole sign 4 (25) 0 0.003 3 (12.0) 1 (2.7) 0.294
Blend sign 2 (12.5) 0 0.063 2 (8.0) 0 0.159
Island sign 0 1 (2.2) 1 0 1 (2.7) 1
Satellite sign 3 (18.8) 7 (15.2) 0.709 7 (28.0) 3 (8.1) 0.074
Location 0.422 0.311
Deep 9 (56.0) 31 (67.4) 18 (72.0) 22 (59.5)
Other 7 (44.0) 15 (32.6) 7 (28.0) 15 (40.5)
Hematoma volume, ml, mean (SD) 1.9 (0.7) 1.8 (0.7) 0.848 2.2 (0.5) 1.6 (0.7) 0.001
Time from onset to CT, h, mean (SD) 2.3 (1.1) 3.2 (1.3) 0.030 3.0 (1.3) 2.9 (1.3) 0.890
Admission GCS score, mean (SD) 14 (3) 14 (2) 0.980 13 (3) 14 (2) 0.039
R-score, mean (SD) −1.603 (0.865) −1.963 (0.834) 0.146 −1.780 (0.844) −1.931 (0.860) 0.498

GCS, Glasgow coma scale; HE, Hematoma expansion; ICH, Intracerebral hemorrhage; IVH, Intraventricular hemorrhage; NHE, Non-hematoma expansion; R-score, Radiomic score; SD, Standard deviation.

All values are presented as count (%), unless otherwise specified.