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Table 4 Proportion of stroke patients with impaired consciousness according to prehospital systolic blood pressure

From: An association between systolic blood pressure and stroke among patients with impaired consciousness in out-of-hospital emergency settings

   SBP (mmHg)
  All = < 100 101-120 121-140 141-160 161-180 181-200 > = 201
  (N = 106,706) (N =14,410) (N =22,352) (N =23,776) (N =19,465) (N =12,970) (N =7791) (N =5942)
Stroke, n (%) 33,084 (31.0) 2467 (17.1) 4515 (20.2) 6050 (25.4) 6752 (34.7) 5506 (42.5) 4008 (51.4) 3786 (63.7)
    SAH, n (%) 1631 (1.5) 81 (0.6) 124 (0.6) 243 (1.0) 285 (1.5) 270 (2.1) 286 (3.7) 342 (5.8)
    ICH, n (%) 6699 (6.3) 228 (1.6) 434 (1.9) 709 (3.0) 1100 (5.7) 1260 (9.7) 1274 (16.4) 1694 (28.5)
    IS, n (%) 24,754 (23.2) 2158 (15.0) 3957 (17.7) 5098 (21.4) 5367 (27.6) 3976 (30.7) 2448 (31.4) 1750 (29.5)
No stroke, n (%) 73,622 (69.0) 11,943 (82.9) 17,837 (79.8) 17,726 (74.6) 12,713 (65.3) 7464 (57.5) 3783 (48.6) 2156 (36.3)
  1. SBP denotes systolic blood pressure, SAH subarachnoid hemorrhage, ICH intracranial hemorrhage, IS ischemic stroke.