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Table 1 Baseline characteristics of the study groups

From: Better lactate clearance associated with good neurologic outcome in survivors who treated with therapeutic hypothermia after out-of-hospital cardiac arrest

 

Good neurologic group (n = 34)

Poor neurologic group (n = 42)

P value

Age

47.9 ± 15.9

54.9 ± 16.3

0.06

Gender male (%)

24 (70.6)

24 (57.1)

0.22

Weight (kg)

62.5 ± 13.6

61.7 ± 8.5

0.76

Height (cm)

167.1 ± 7.6

164.7 ± 8.6

0.22

Body mass index

22.2 ± 3.7

22.7 ± 2.1

0.51

Underlying disease

   

   Hypertension (%)

8 (23.5)

9 (21.4)

0.82

   Diabetics (%)

4 (11.8)

6 (14.3)

0.74

   Heart disease (%)

5 (14.7)

5 (11.9)

0.72

   Chronic renal disease (%)

2 (5.8)

3 (7.1)

0.82

   Malignancy (%)

4 (11.8)

3 (7.1)

0.49

Arrest cause (%)

  

<0.01

   Cardiac

33 (97.1)

19 (45.2)

 

   Respiratory

1 (2.9)

22 (52.4)

 

   Other

0 (0)

1 (2.4)

 

Bystander CPR (%)

18 (52.9)

9 (21.4)

<0.01

AED apply (%)

26 (76.4)

28 (66.7)

0.34

   AED shock (%)

23 (67.7)

10 (23.8)

<0.01

No-flow time (minutes)

3.5 ± 3.8

12.7 ± 9.5

<0.01

Low-flow time (minutes)

22.9 ± 21.2

26.2 ± 15.8

0.43

   BLS time (minutes)

10.3 ± 7.8

12.7 ± 9.2

0.22

   ACLS time (minutes)

12.5 ± 19.2

13.4 ± 11.7

0.79

Initial rhythms (%)

  

<0.01

   Ventricular fibrillation

24 (70.6)

9 (21.4)

 

   Pulseless electrical activity

8 (23.5)

16 (38.1)

 

   Asystole

2 (5.9)

17 (40.5)

 

Hypothermia therapy induction time

194.6 ± 92.2

179 ± 113.5

0.53

Organ failure rate

   

   Heart (%)

24 (70.6)

26 (61.9)

0.42

   Lung (%)

19 (55.8)

26 (61.9)

0.59

   Liver (%)

0 (0.0)

0 (0.0)

–

   Kidney (%)

6 (17.7)

2 (4.7)

0.06

   Coagulation (%)

2 (6.1)

3 (8.1)

0.74

   SOFA score (median)

6 (3 to 7)

5 (2 to 7)

0.66

  1. Data presented as mean ± standard deviation, n (%) or median (interquartile range). AED, automated external defibrillator; BLS, basic life support; ACLS, advanced cardiac life support; CPR, cardiopulmonary resuscitation; SOFA, Sequential Organ Failure Assessment.