10 March 2021 : Clinical Research
High-Resolution Magnetic Resonance Imaging (HR-MRI) Imaging Characteristics of Vertebral Artery Dissection with Negative MR Routine Scan and Hypoperfusion in Arterial Spin Labeling
Yonggang Zhang1BCDEG, Chongchang Miao1CDEG, Yan Gu1ACDF*, Shunbin Jiang1BD, Jian Xu1ABCDOI: 10.12659/MSM.929445
Med Sci Monit 2021; 27:e929445
Table 1 Clinical characteristics of VAD with negative MRI routine scan categorized into 2 groups.
| Characteristics | Hypoperfusion group (n=9) | Normal group (n=17) | Total (n=26) | P value |
|---|---|---|---|---|
| Age, y, mean±SD | 39±4 | 38±7 | 38±6 | 0.285 |
| Sex, Male, n (%) | 5 (55.6) | 7 (41.2) | 12 (46.2) | 0.683 |
| Body mass index, n (%) | 0.692 | |||
| ≤25 kg/m | 4 (44.4) | 6 (35.3) | 10 (38.5) | |
| >25 kg/m | 5 (55.6) | 11 (64.7) | 16 (61.5) | |
| Hypertension, n (%) | 5 (55.6) | 6 (35.3) | 11 (42.3) | 0.419 |
| Hyperlipidemia, n (%) | 2 (22.2) | 11 (64.7) | 13 (50.0) | 0.097 |
| Diabetes, n (%) | 3 (33.3) | 4 (23.5) | 7 (26.9) | 0.661 |
| Smoking, n (%) | 4 (44.4) | 12 (70.6) | 16 (61.5) | 0.234 |
| Drinking, n (%) | 5 (55.6) | 12 (70.6) | 17 (65.4) | 0.667 |
| Migraine, n (%) | 3 (33.3) | 3 (17.6) | 6 (23.1) | 0.628 |
| Minor trauma, n (%) | 5 (55.6) | 5 (29.4) | 10 (38.5) | 0.234 |
| Infection within 1 month of onset, n (%) | 2 (22.2) | 2 (11.8) | 4 (15.4) | 0.591 |
| Clinical symptoms, n (%) | 0.357 | |||
| Dizziness, n (%) | 8 (88.9) | 11 (64.7) | 19 (73.1) | |
| Headache and neck pain, n (%) | 1 (11.1) | 6 (35.3) | 7 (26.9) |