Meta-analysis of the success rate of heartbeat recovery in patients with prehospital cardiac arrest in the past 40 years in China

Table 1 Comparisons of the HRR using the methods provided in different guidelines

Guideline	Case	Heterogeneity test			Model	Success rate	Confidence interval (95%CI)	Number of success	Number of patients
Guideline	Case	Q-value	P-value	I² (%)	Model	Success rate	Confidence interval (95%CI)	Number of success	Number of patients
CPR 2000 Version	9	68.70	< 0.001	98.2	Random	0.202	0.071, 0.458	235	1, 768
CPR 2005 Version	20	140.06	< 0.001	87.0	Random	0.121^a	0.092, 0.158	432	3, 737
CPR 2010 Version	26	1, 306.35	< 0.001	97.2	Random	0.169	0.104, 0.265	1, 098	22, 070
CPR 2015 Version	8	162.12	< 0.001	95.9	Random	0.204	0.098, 0.377	207	1, 085
Other CPR Version	53	992.53	< 0.001	98.2	Random	0.264	0.176, 0.375	1, 395	8, 021
Total	116	2, 669.76	< 0.001	98.2	Random	0.202	0.158, 0.252	3, 367	37, 181

^aThe difference between the CPR2005 version and other CPR version is significantly different
CPR 2000 Version: 2000 Guidelines for CPR and Emergency Cardiovascular Care.
CPR 2005 Version: 2005 Guidelines for CPR and Emergency Cardiovascular Care.
CPR 2010 Version: 2010 Guidelines for CPR and Emergency Cardiovascular Care.
CPR 2015 Version: 2015 Guidelines for CPR and Emergency Cardiovascular Care.
Other CPR Version including: 2010 American Heart Association Guidelines For Cardiopulmonary Resuscitation and Emergency, AHA Guidelines for CPR, 2005 AHA Guidelines for CPR, and Pediatric Advanced Life Support.

ISSN: 2054-9369