Table 1 Clinical characteristics

Age (year)

65.58 (51.75–78.05)

59.49 (45.06–75.84)

72.04 (59.54–79.38)

 < 0.001

Sex (male), n (%)

609 (56.13%)

323 (58.30%)

286 (53.86%)

0.140

Systolic BP-max (mmHg)

181.00 (162.00–201.00)

175.00 (157.00–197.00)

185.00 (167.00–204.50)

 < 0.001

Systolic BP-min (mmHg)

84.50 (0.00–99.00)

82.50 (0.00–97.00)

86.00 (0.00–99.00)

0.315

Diastolic BP-max (mmHg)

97.00 (84.00–117.00)

96.00 (82.25–115.00)

99.00 (85.00–119.50)

0.089

Diastolic BP-min (mmHg)

40.00 (0.00–48.00)

40.00 (0.00–49.00)

40.00 (0.00–48.00)

0.291

Race

0.017

    Asian, n (%)

26 (2.40%)

7 (1.26%)

19 (3.58%)

    Black, n (%)

61 (5.62%)

24 (4.33%)

37 (6.97%)

    White, n (%)

758 (69.86%)

395 (71.30%)

363 (68.36%)

    Other, n (%)

240 (22.12%)

128 (23.10%)

112 (21.09%)

Insurance

 < 0.001

    Government, n (%)

35 (3.23%)

24 (4.33%)

11 (2.07%)

    Medicaid, n (%)

92 (8.48%)

46 (8.30%)

46 (8.66%)

    Medicare, n (%)

513 (47.28%)

209 (37.73%)

304 (57.25%)

    Private, n (%)

415 (38.25%)

251 (45.31%)

164 (30.89%)

    Self Pay, n (%)

30 (2.76%)

24 (4.33%)

6 (1.13%)

Firts Careunit

 < 0.001

    CCU, n (%)

30 (2.76%)

11 (1.99%)

19 (3.58%)

    CSRU, n (%)

70 (6.45%)

46 (8.30%)

24 (4.52%)

    MICU, n (%)

175 (16.13%)

87 (15.70%)

88 (16.57%)

    SICU, n (%)

470 (43.32%)

202 (36.46%)

268 (50.47%)

    TSICU, n (%)

340 (31.34%)

208 (37.55%)

132 (24.86%)

Traumatic hemorrhage

 < 0.001

    NO trauma, n (%)

698 (64.33%)

310 (55.96%)

388 (73.07%)

    Trauma, n (%)

387 (35.67%)

244 (44.04%)

143 (26.93%)

Type of cerebral hemorrhage

 < 0.001

    Extradural hemorrhage, n (%)

3 (0.28%)

1 (0.18%)

2 (0.38%)

    Intracranial hemorrhage, n (%)

475 (43.78%)

210 (37.91%)

265 (49.91%)

    Subdural hemorrhage, n (%)

230 (21.20%)

121 (21.84%)

109 (20.53%)

    Subarachnoid hemorrhage, n (%)

341 (31.43%)

191 (34.48%)

150 (28.25%)

    Multiple hemorrhage, n (%)

36 (3.32%)

31 (5.60%)

5 (0.94%)

Comorbidities

 Heart failure, n (%)

139 (12.81%)

70 (12.64%)

69 (12.99%)

0.860

 Myocardial infarct, n (%)

18 (1.66%)

14 (2.53%)

4 (0.75%)

0.022

 Malignant, n (%)

36 (3.32%)

26 (4.69%)

10 (1.88%)

0.010

 Cerebral infarction, n (%)

57 (5.25%)

25 (4.51%)

32 (6.03%)

0.264

 Diabetes, n (%)

10 (0.92%)

6 (1.08%)

4 (0.75%)

0.570

 Chronic kidney disease, n (%)

11 (1.01%)

9 (1.62%)

2 (0.38%)

0.040

Blood parameters

 Glucose-max (mg/dL)

178.00 (147.00–219.00)

175.00 (145.00–216.00)

182.00 (151.50–225.50)

0.011

 Glucose-min (mg/dL)

93.00 (81.00–107.00)

92.00 (80.00–104.00)

95.00 (83.00–110.00)

0.001

 PTT-max (sec)

30.20 (26.80–36.90)

30.95 (27.20–39.80)

29.60 (26.70–34.60)

 < 0.001

 PTT-min (sec)

24.60 (22.70–26.70)

24.55 (22.60–26.80)

24.60 (22.80–26.55)

0.730

 PT-max (sec)

13.90 (13.20–15.40)

14.10 (13.30–15.60)

13.80 (13.10–15.00)

0.003

 PT-min (sec)

12.60 (12.10–13.10)

12.50 (12.10–13.00)

12.60 (12.10–13.10)

0.338

 INR PT-max

1.30 (1.20–1.50)

1.30 (1.20–1.50)

1.20 (1.10–1.50)

 < 0.001

 INR PT-min

1.10 (1.00–1.10)

1.10 (1.00–1.10)

1.10 (1.00–1.10)

0.427

 RBC-max (m/uL)

4.10 (3.74–4.45)

4.09 (3.73–4.43)

4.12 (3.76–4.48)

0.408

 RBC-min (m/uL)

3.16 (2.80–3.64)

3.09 (2.70–3.57)

3.24 (2.89–3.68)

 < 0.001

 Platelet count-max (K/uL)

313.00 (230.00–449.00)

311.00 (226.00–461.75)

313.00 (230.50–440.00)

0.974

 Platelet count-min (K/uL)

172.00 (122.00–218.00)

162.00 (109.25–211.00)

180.00 (134.00–224.00)

 < 0.001

 WBC-max (K/uL)

14.90 (11.90–19.00)

15.55 (12.22–19.97)

14.30 (11.55–18.10)

 < 0.001

 WBC-min (K/uL)

7.70 (5.90–9.90)

7.60 (5.80–9.60)

7.90 (6.20–10.20)

0.078

Mortality

 1-month mortality, n (%)

324 (29.86%)

166 (29.96%)

158 (29.76%)

0.940

 1-year mortality, n (%)

413 (38.06%)

214 (38.63%)

199 (37.48%)

0.696