Research Article
Implications of the Presence of Hyperdense Middle Cerebral Artery Sign in Determining the Subtypes of Stroke Etiology
Table 1
Baseline characteristics of patients.
| | Characteristics | Total () | Cardioembolism () | LAA () | Others () | value |
| | Age (years)—mean (±SD) | 68 (15.2) | 71.8 (14.1) | 68.6 (13.3) | 60.3 (18.1) | 0.016 | | Male—no. (%) | 52 (52.5) | 27 (46.6) | 14 (63.6) | 11 (57.9) | 0.343 | | Body weight (kg)—mean (±SD) | 61.2 (14.8) | 59.6 (14.8) | 67.2 (13.2) | 59.0 (15.2) | 0.091 | | Risk factors | | Hypertension—no. (%) | 61 (61.6) | 37 (63.8) | 19 (86.4) | 5 (26.3) | <0.001 | | Hypercholesterolemia—no. (%) | 42 (42.4) | 27 (46.6) | 10 (45.5) | 5 (26.3) | 0.294 | | Diabetes—no. (%) | 21 (21.2) | 14 (24.1) | 6 (27.3) | 1 (5.3) | 0.145 | | Atrial fibrillation—no. (%) | 29 (29.3) | 26 (44.8) | 1 (4.6) | 2 (10.5) | <0.001 | | Smoker—no. (%) | 46 (46.5) | 23 (39.7) | 14 (63.6) | 9 (47.4) | 0.158 | | Prior stroke or TIA—no. (%) | 12 (12.1) | 9 (15.5) | 2 (9.1) | 1 (5.3) | 0.579 | | Thrombolysis | | Admission mRS—median (IQR) | 4 (4-5) | 4 (4-5) | 4 (3-4) | 4 (4-5) | 0.215 | | ONT (minutes)—median (IQR) | 141 (110-192) | 140 (110-189) | 152.5 (113-225) | 124 (97-192) | 0.528 | | DNT (minutes)—median (IQR) | 52 (46-60) | 52 (48-60) | 48 (38-53) | 57.5 (50.5-69.5) | 0.008 | | ODT (minutes)—median (IQR) | 87 (56-135) | 87 (56-130) | 105 (64-190) | 74.5 (34-105.5) | 0.117 | | Baseline SBP (mmHg)—median (IQR) | 144 (130-167) | 138 (124-170) | 148 (132-167) | 148 (134-162) | 0.401 | | Baseline DBP (mmHg)—median (IQR) | 81 (69-97) | 80.5 (69-100) | 86.5 (68-96) | 81 (74-92) | 0.987 | | Baseline NIHSS—median (IQR) | 14 (8-20) | 16.5 (10-21) | 11.5 (7-13) | 8 (8-17) | 0.021 | | Baseline glucose (mg/dL)—median (IQR) | 121 (102-155) | 123.5 (105-155) | 128 (103-215) | 113 (96-140) | 0.283 | | ASPECTS—median (IQR) | 9 (8-10) | 9 (8-10) | 9 (9-10) | 9 (8-10) | 0.227 |
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ASPECTS: Alberta Stroke Program Early CT Score; DBP: diastolic blood pressure; DNT: door-to-needle time; IQR: interquartile range; LAA: large-artery atherosclerosis; mRS: modified Rankin Scale; NIHSS: National Institute of Health Stroke Scale; ODT: onset-to-door time; ONT: onset-to-needle time; SBP: systolic blood pressure; SD: standard deviation; TIA: transient ischemic attack.
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