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Table 3 Characteristics of 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)
  = < 100 101-120 121-140 141-160 161-180 181-200 > = 201
  (N = 14,410) (N = 22,352) (N = 23,776) (N = 19,465) (N = 12,970) (N = 7791) (N = 5942)
Age, year, mean (SD) 64.0 (21.0) 57.2 (22.4) 59.5 (22.3) 65.2 (19.1) 68.7 (15.9) 70.1 (14.1) 69.9 (13.2)
> = 75 years, n (%) 5485 (38.1) 6743 (30.2) 7639 (32.1) 7294 (37.5) 5243 (40.4) 3212 (41.2) 2177 (36.6)
Men, n (%) 7434 (51.6) 11,221 (50.2) 12,962 (54.5) 11,227 (57.7) 7357 (56.7) 4312 (55.3) 3366 (56.6)
Consciousness, n (%)
    Mild disturbance 9915 (68.8) 16,547 (74.0) 17,705 (74.5) 14,081 (72.3) 8948 (69.0) 4977 (63.9) 3264 (54.9)
    Moderate disturbance 2408 (16.7) 3425 (15.3) 3608 (15.2) 3014 (15.5) 2092 (16.1) 1392 (17.9) 1040 (17.5)
    Severe disturbance 2087 (14.5) 2380 (10.6) 2463 (10.4) 2370 (12.2) 1930 (14.9) 1422 (18.3) 1638 (27.6)
  1. SBP denotes systolic blood pressure, SD standard deviation.