Description

Sladjana developed several models for predicting survival after an out-of-hospital cardiopulmonary resuscitation. The author is from Emergency Medical Care in Belgrade, Serbia.


 

Models:

(1) immediate

(2) short-term

(3) long-term

 

Parameters:

(1) bystander CPR

(2) shockable rhythm

(3) arrest witnessed

(4) time to start of CPR

(5) primary cardiac arrest mode (primary mode of arrest is cardiac)

(6) age in years

 

Parameter

Finding

Points

bystander CPR

no

0

 

yes

15

shockable rhythm

no

0

 

yes

15

arrest witnessed

no

0

 

yes

13

time to CPR

<= 4 minutes

10

 

> 4 minutes

0

primary mode of arrest cardiac

no

0

 

yes

10

age in years

< 75 years

2

 

>= 75 years

0

 

immediate score =

= SUM(points for all 6 parameters)

 

Parameter

Finding

Points

bystander CPR

no

0

 

yes

15

shockable rhythm

no

0

 

yes

8

arrest witnessed

no

0

 

yes

20

time to CPR

<= 4 minutes

12

 

> 4 minutes

0

primary mode of arrest cardiac

no

0

 

yes

6

 

short-term score =

= SUM(points for all 5 parameters)

 

Parameter

Finding

Points

bystander CPR

no

0

 

yes

12

shockable rhythm

no

0

 

yes

9

arrest witnessed

no

0

 

yes

16

time to CPR

<= 4 minutes

11

 

> 4 minutes

0

primary mode of arrest cardiac

no

0

 

yes

5

 

long-term score =

= SUM(points for all 5 parameters)

 

Interpretation:

• minimum scores: 0

• maximum immediate score: 65

• maximum short-term score: 61

• maximum long-term score: 53

• The higher the score the better the outcome.

• Each point represents 1% survival.

 


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