Table 1

Patient characteristics

All (n=564)No impairment in LOC (n=155)Any impairment in LOC (n=409)p Value
Values are mean (SD) or % unless stated.
†Infarct volume available only in survivors at 30 days, n=421.
BP, blood pressure; IQR, interquartile range; LOC, level of consciousness; NIHSS, National Institutes of Health stroke scale; TIA, transient ischemic attack.
Demographics
Age (years)71.7 (12.3)72.7 (11.8)71.4 (12.4)0.26
Female52%50%53%0.53
White84%85%83%0.61
Risk factors
Previous TIA19%22%18%0.30
Previous stroke22%19%22%0.42
Clinical features
NIHSS score (median (IQR))17 (13 to 21)16 (12 to 20)18 (14 to 21) 0.02
Left hemisphere involved53%55%53%0.74
Temperature on admission (°C)36.8 (0.7)36.7 (0.8)36.8 (0.7)0.40
Temperature after 24 h (°C)37.1 (0.7)37.1 (0.7)37.2 (0.7)0.24
Diastolic BP (mm Hg)77 (17)76 (17)78 (16)0.15
Systolic BP (mm Hg)151 (24)149 (23)151 (25)0.35
Laboratory data
Blood glucose on admission (mmol/l)7.71 (3.44)7.66 (3.66)7.77 (3.33)0.76
Blood glucose at 24 h (mmol/l)7.88 (3.61)7.60 (3.27)7.99 (3.72)0.27
Infarct volume (cm3)† (median (IQR))41 (9 to 97)25 (4 to 64)48 (13 to 109) <0.001
Mortality 20%14%22% 0.03