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Table 3 Summary of evidence

From: Mechanical CPR devices compared to manual CPR during out-of-hospital cardiac arrest and ambulance transport: a systematic review

Level of Evidence

1

2

3

4

5

Evidence SUPPORTING Clinical Question

Good

    

Stapleton [18], Sunde [19]

Fair

 

Axelsson [20], Dickinson [21]

Olasveengen [22], Ong [12], Casner [23]

  

Poor

     

Evidence NEUTRAL Clinical Question

Good

     

Fair

     

Poor

 

Axelsson [24]

   

Evidence OPPOSING Clinical Question

Good

Hallstrom [13]

    

Fair

 

Wang [25]

   

Poor