|
Clinical Variables
|
|
Age, years (mean ± SD)
|
68.2 ± 15.6
|
71.1 ± 14.0
|
66.9 ± 16.2
|
0.295
|
|
Gender, male (%)
|
46 (65)
|
13 (62)
|
33 (66)
|
0.742
|
|
Hypertension (%)
|
57 (80)
|
16 (76)
|
41 (82)
|
0.574
|
|
Anticoagulation (%)
|
9 (13)
|
2 (10)
|
7 (14)
|
0.605
|
|
Time to Baseline CT, hours
|
1.9 (1.3–4.6)
|
1.4 (1.2–1.9)
|
2.1 (1.4–6.4)
|
0.361
|
|
<3 h n (%)
|
49 (69)
|
18 (86)
|
31 (62)
|
0.059
|
|
NIHSS
|
10 (6–16)
|
11 (8–15)
|
10 (5–16)
|
0.751
|
|
MABP, mmHg
|
146 (130–172)
|
150 (137–172)
|
144 (129–169)
|
0.773
|
|
Laboratory Values
|
|
Hemoglobin, g/L
|
142 (131–150)
|
142 (117–150)
|
142 (135–149)
|
0.317
|
|
Platelets, x109/L
|
228 (180–286)
|
239 (181–297)
|
227 (175–268)
|
0.173
|
|
WBC, x109/L
|
8.1 (6.8–10.8)
|
7.5 (6.7–9.1)
|
8.6 (6.8–10.9)
|
0.257
|
|
INR
|
1.03 (0.99–1.12)
|
1.06 (0.99–1.20)
|
1.02 (0.99–1.11)
|
0.243
|
|
INR >1.5 (%)
|
6 (8)
|
4 (19)
|
2 (4)
|
0.057
|
|
PTT (sec)
|
31 (28–34)
|
32 (28–36)
|
30 (28–33)
|
0.455
|
|
Glucose (mmol/L)
|
7.1 (6.0–8.3)
|
7.0 (6.1–7.8)
|
7.1 (6.0–8.4)
|
0.529
|
|
Radiological Characteristics
|
|
NCCT characteristics
| | | |
|
Baseline Hematoma Volume (cm3)
|
18.1 (5.3–37.6)
|
8.0 (4.3–42.9)
|
18.5 (6.2–36.3)
|
0.633
|
|
ICH Location
| | | |
0.211
|
|
Deep (%)
|
36 (51)
|
13 (62)
|
23 (46)
|
--
|
|
Lobar (%)
|
29 (41)
|
7 (33)
|
22 (44)
|
--
|
|
Infratentorial (%)
|
6 (8)
|
1 (5)
|
5 (10)
|
--
|
|
IVH presence (%)
|
36 (51)
|
10 (48)
|
26 (52)
|
0.736
|
|
Swirl Sign (%)
|
33 (46)
|
14 (67)
|
19 (38)
|
0.031
|
|
Heterogeneous Hematoma (%)
|
35 (49)
|
14 (67)
|
21 (42)
|
0.062
|
|
Quantitative NCCT Densitometry Values
| | | |
|
Mean HU (mean ± SD)
|
55.1 ± 3.9
|
53.7 ± 3.7
|
55.7 ± 3.9
|
0.052
|
|
SD (mean ± SD)
|
10.1 ± 1.5
|
9.4 ± 1.7
|
10.4 ± 1.4
|
0.029
|
|
CV (mean ± SD)
|
0.182 ± 0.021
|
0.174 ± 0.024
|
0.185 ± 0.019
|
0.059
|
|
Skewness (mean ± SD)
|
−0.23 ± 0.26
|
−0.18 ± 0.18
|
−0.24 ± 0.29
|
0.383
|
|
Kurtosis (mean ± SD)
|
2.31 ± 0.37
|
2.30 ± 0.24
|
2.31 ± 0.41
|
0.952
|
|
CTA variables
| | | |
|
CTA spot sign presence (%)
|
26 (37)
|
12 (57)
|
14 (28)
|
0.023
|
|
CTA spot sign number
|
0 (0–1)
|
1 (0–3)
|
0 (0–1)
|
0.009
|
