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Table 1 Comparison of patient characteristics between the patients with good neurologic outcome and poor neurologic outcome in the test set

From: A Cerebral Recovery Index (CRI) for early prognosis in patients after cardiac arrest

 

Poor neurologic outcome (CPC 3–5)

Good neurologic outcome (CPC 1–2)

P value

Number of patients

27

26

-

Number of male

19 (70%)

20 (77%)

0.59

Age (years)

63 (STD 13)

58 (STD 11)

0.14

(range, 27 to 82)

(range, 35 to 79)

Number of OHCA

23 (85%)

23 (89%)

1.00

Initial rhythm:

   

   VF

8 (30%)

23 (89%)

0.00

   Asystole

14 (52%)

0 (0)

   Bradycardia

1 (4%)

0 (0)

   Unknown

4 (15%)

3 (12%)

Presumed cause of CA:

   

   Cardiac

17 (63%)

17 (65%)

0.57

   Other origin

6 (22%)

3 (12%)

   Unkn own

4 (15%)

6 (23%)

Patients sedated with propofol

27 (100%)

26 (100%)

-

Propofol dose (mg/h/kg)

2.8 (STD 1.0)

3.4 (STD 1.0)

0.03

(range, 0.9 to 4.8)

(range: 1.3 to 5.4)

Patients sedated with midazolam

8 (30%)

6 (23%)

0.59

Midazolam dose (μg/kg/hr)

80 (STD 65)

73 (std 35)

0.84

(range, 30 to 214)

(range, 33 to 125)

Patients treated with fentanyl

18 (67%)

19 (73%)

0.61

Fentanyl dose (μg/h/kg)

1.5 (STD 0.8)

1.9 (STD 0.7)

0.13

(range, 0.6 to 3.6)

(range, 0.9 to 2.7)

Patients treated with remifentanil

11 (41%)

7 (27%)

0.29

Remifentanil dose (μg/h/kg)

4.0 (STD 2.6)

5.5 (STD 3.0)

0.28

(range, 1.0 to 7.0)

(range. 3 to 11)

  1. Medication doses are given as the maximum drug dose during the first 24 hours. CPC, Cerebral Performance Category; OHCA, out-of-hospital cardiac arrest; VF, ventricular fibrillation; CA, cardiac arrest.