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Table 2 Comparison of clinical background among 3 groups

From: How to manage various arrhythmias and sudden cardiac death in the cardiovascular intensive care

 

Group A

Group B

Group C

Statistics

MI-ES interval 0–1 h

Interval 1–24 h

Interval > 24 h

 

Patient no.

63

51

19

 

Average age (years)

65 ± 11

65 ± 13

71 ± 12

P < 0.1

Average MI-ES interval (hours)

0.3 ± 0.4

4.8 ± 5.1

204 ± 160

P < 0.001

Place of ES

 Out of hospital

54

10

0

P < 0.001

 Emergency room

4

8

0

 Catheter laboratory

3

27

0

 CCU

2

6

16

 General ward

0

0

3

Ml site(9^6)

Anterior 75%

Anterior 52%

Anterior 74%

P < 0.01

Inferopost 25%

Inferopost 48%

Inferopost 26%

Killip class (pts no.)

I, 12; II, 6

I, 15; II, 6

I, 9; II, 4

P < 0.01

III, 4; IV, 32

III, 7; IV, 17

III, 3; IV, 3

Peak CK

6810 ± 6110

5780 ± 3700

3170 ± 3180

 

Arrhythmia contents ES

 Cardiac arrest

3

1

0

 

 PEA

9

0

0

 

 VF only

13

22

3

 

 VF and VT

32

21

7

 

 VT only

4

7

9

 

Number of DC

4.2 ± 2.5

4.3 ± 3.2

9.5 ± 14.0

P < 0.01

In-hospital mortality

49.2%

33.3%

57.9%

P < 0.01

  1. MI myocardial infarction, ES electrical storm, Pts patients, PEA pulseless electrical activity, DC direct current shocks, inferopost inferoposterior