Table1 Characteristics of included studies
Author | Year | Country | Study Design | Age | Location | Reason of CA | Bystander | Male | Setting | Gasping Time | Number of participants |
|---|---|---|---|---|---|---|---|---|---|---|---|
Martens [12] | 1995 | Belgium | Retrospective | Adult | OHCA | All | – | 71.7% | Single center | EMS | 4757 |
Debaty [14] | 2017 | France | Prospective | Adult | OHCA | All | 42.43% | 62.92% | Multi center | EMS | 1835 |
Wolfskeil [7] | 2017 | Belgium | Prospective | Adult | OHCA | All | – | – | Single center | During Resuscitation | 290 |
Knor [11] | 2018 | Czece | Retrospective | Adult | OHCA | Cardiac | 72.94% | 69.02% | Single center | EMS | 569 |
Fukushima [13] | 2017 | Japan | Retrospective | Adult | OHCA | All | 55.2% | 65.1% | Multi center | EMS | 2411 |