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Table 1 The comparison of baseline characteristics between the patients with symptomatic isolated MCA disease (IMCAD) and those without.

From: Long-term prognosis of symptomatic isolated middle cerebral artery disease in Korean stroke patients

  With symptomatic IMCAD (N = 141) Without symptomatic IMCAD (N = 2,113)
Age - mean (SD), years 64.4 (12.5) 66.1 (12.3)
Male sex (%) 74 (52.5) 1,145 (54.2)
Hypertension - no. (%) 87 (61.7) 1,417 (67.1)
Diabetes mellitus - no. (%) 40 (28.4) 664 (31.4)
Smoking (ever) - no. (%) 46 (32.6) 648 (30.7)
Dyslipidemia - no. (%) 53 (37.6) * 419 (19.8)
Time from stroke onset to admission   
   ≤ 24 hours - no. (%) 78 (55.3) 1,230 (58.2)
   > 24 hours - no (%) 63 (44.7) 883 (41.8)
Qualifying event   
   Stroke - no. (%) 130 (92.2)* 2,208 (96.0)
   TIA - no. (%) 11 (7.8) 85 (4.0)
NIHSS on admission - mean (SD) 6.1 (6.0) 5.8 (6.1)
   Median 4.0 3.0
mRS on discharge - mean (SD) 2.1 (1.5) 2.0 (1.6)
   median 2.0 2.0
IMCAD   
   ≥ 50% MCA stenosis 98 (69.5)  
   MCA occlusion 43 (30.5)  
  1. IMCAD = Isolated Middle Cerebral Artery Disease; SD = Standard Deviation; TIA = Transient Ischemic Attack
  2. * P < 0.05