Skip to main content
. 2021 Sep 8;12:724969. doi: 10.3389/fneur.2021.724969

Table 1.

Demographics and clinical characteristics.

DS/MMS (n = 52) MMD (n = 77) DS (n = 1,217) p-value 95% CI
Sex ( n , %)
Male
Female
23 (44.2)
29 (55.8)
32 (41.6)
45 (58.4)
578 (47.5)
638 (52.5)
0.554 0.87–1.16
Race/Ethnicity
Caucasian
Hispanic
Asian
Black
Other
85 (72,93)
37 (24,51)
10 (3,21)
4 (0, 13)
2 (0, 10)
73 (61, 82)
40 (29,52)
21 (12, 32)
5 (1, 13)
1 (0, 7)
87 (85,89)
35 (33,38)
9 (8,11)
4 (3,5)
0 (0, 1)
0.011 0.88–1.19
Age (median, IQR) 13 (8.25–17) 12 (6–15) 11 (7–15) 0.074 0.96–1.02
History of Hypothyroidism (%, 95% CI)
Yes
No
Unknown
50 (36, 64)
50 (36, 64)
0
8 (3, 16)
79 (68, 88)
13 (6, 23)
15 (13, 17)
43 (40, 45)
43 (40, 46)
<0.001
Moyamoya Clinical Data
% (95% CI) % (95% CI) p -value
Clinical presentation
CVA
TIA
Headache
Seizure
Weakness
Incidental
71 (57, 83)
8 (2, 19)
4 (0, 13)
10 (3, 21)
8 (2, 19)
0
68 (56, 78)
12 (5, 21)
10 (5, 19)
9 (4, 18)
0
1 (0, 7)
0.111
Preceding trigger
URI/Viral syndrome
Trauma
Other
23 (13, 37)
19 (10, 33)
0
4 (0, 13)
23 (14, 34)
22 (13, 33)
1 (0, 7)
1 (0, 7)
0.254
Collaterals Present 79 (65, 89) 81 (70, 89) 0.826
Laterality
Bilateral
Unilateral
Left
Right
73 (59, 84)
27 (16, 41)
17 (8, 30)
10 (3, 21)
79 (68, 88)
21 (12, 32)
13 (6, 23)
8 (3, 16)
0.775
Suzuki grade (median, IQR) 3 (2.25–4) 3 (3–4) 0.360
Hemorrhage (n, %) 0 3 (3.9) 0.273
Aneurysm (n, %) 1 (1.9) 0 0.403
Posterior circulation involvement (n, %) 14 (26.9) 11 (19.5) 0.391

CVA, cerebrovascular accident; IQR, interquartile range; OSA, obstructive sleep apnea; TIA, transient ischemic attack; URI, upper respiratory tract infection.