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Table 1 Demographic and clinical variables of the study cohort

From: Cerebral autoregulation in traumatic brain injury: ultra-low-frequency pressure reactivity index and intracranial pressure across age groups

Variables

Total

Patients, n

263

Age (years), median (IQR)

46 (23–68.50)

0–16 y, n (%)

46(17.49)

> 16 < 70 years, n (%)

159(60.46)

≥ 70 years, n (%)

58(22.05)

Sex (male), n (%)

205 (77.95)

Admission pupils response, n (%)

 

 Both reacting

192 (73.0)

 One

18 (6.84)

 None

47 (17.87)

 Unknown

6 (2.28)

Admission GCS total, median (IQR)

7.0 (3.0–11.0)

Admission GCS-Motor, median (IQR)

4.0 (1.0–5.0)

Mechanism of injury, n (%)

 

 Road accident

126 (47.91)

 Fall

112 (42.59)

 Work accident

12 (4.56)

 Aggression, animal aggression

10 (3.80)

 Sport accident

3 (1.14)

Neurosurgical operation, n (%)#

182 (69.20)

 Primary DC

107 (40.68)

 Secondary DC

34 (12.93)

Hypoxia, n (%)

38 (14.45)

Hypotension, n (%)

41 (15.59)

Marshall CT Grade, median (IQR)

5 (3–5)

tSAH on CT, n(%)

197 (75.19)

Epidural hematoma on CT, n(%)

169 (64.26)

Glucose (mg/dL), median (IQR)

156 (128–202)

Hemoglobin (g/dL), median (IQR)

12.9 (10.70–14.50)

ICU-LOS (days), median (IQR)

19.0 (8.0–31.0)

H-LOS (days), median (IQR)

28.0 (13.0–43.0)

In-hospital mortality, n (%)

68 (25.86)

12-month mortality (Alive/Dead), n (%)*

177 (67.30)/86 (32.70)

12-month GOSE (Favorable/Unfavorable), n (%)**

105 (39.92)/ 158 (60.08)

  1. GCS Glasgow Coma Score, DC Decompressive Craniectomy, ICU-LOS and H-LOS Length of Stay in Intensive Care Unit and Hospital (days), CT Computed Tomography, GOSE Glasgow Outcome Score Extended
  2. *GOSE 2–8 versus GOSE 1, **GOSE 5–8 versus GOSE 1–4
  3. #Excluding ICP catheter insertion, five patients underwent primary and secondary DC. Data are reported as n (%), proportion or median (IQR)