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

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

Guideline Case Heterogeneity test Model Success rate Confidence interval (95%CI) Number of success Number of patients
Q-value P-value I2 (%)
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 0.121a 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
  1. aThe difference between the CPR2005 version and other CPR version is significantly different
  2. CPR 2000 Version: 2000 Guidelines for CPR and Emergency Cardiovascular Care.
  3. CPR 2005 Version: 2005 Guidelines for CPR and Emergency Cardiovascular Care.
  4. CPR 2010 Version: 2010 Guidelines for CPR and Emergency Cardiovascular Care.
  5. CPR 2015 Version: 2015 Guidelines for CPR and Emergency Cardiovascular Care.
  6. 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.