Table 2 Summary of differences in BLS errors between rescuers trained with 2005 and 2010 ERC guidelines
Study overview | |||||
|---|---|---|---|---|---|
Total number assessed using 2005 ERC guidelines during 2009–2010 academic year: | 561 | ||||
Total number assessed using 2010 guidelines during 2010–2011 academic year: | 530 | ||||
Total number assessed over both studies academic years: | 1091 | ||||
Overall error rates | |||||
Number of errors made per rescuer | 2005 Guidelines | 2010 Guidelines | p-Value | ||
No. of rescuers | Percentage of rescuers | No. of rescuers | Percentage of rescuers | ||
No error | 499 | 88.9 | 445 | 84.0 | 0.016 |
One error | 45 | 8.0 | 63 | 11.9 | 0.033 |
Two errors | 15 | 2.7 | 20 | 3.8 | 0.303 |
Three errors | 2 | 0.4 | 2 | 0.4 | 0.955 |
Error rates per skill | |||||
Skill | 2005 Guidelines | 2010 Guidelines | p-Value | ||
No. of rescuers | Percentage of rescuers | No. of rescuers | Percentage of rescuers | ||
Follows algorithm in correct sequence | 0 | 0.0 | 2 | 0.4 | 0.145 |
Call for help | 0 | 0.0 | 2 | 0.4 | 0.145 |
Open airway | 7 | 1.3 | 12 | 2.3 | 0.200 |
Assess breathing | 1 | 0.2 | 0 | 0.0 | 0.331 |
Telephone for help | 1 | 0.2 | 0 | 0.0 | 0.331 |
Chest compression hand position | 8 | 1.4 | 11 | 2.1 | 0.412 |
Chest compressions of insufficient depth | 4 | 0.7 | 5 | 0.9 | 0.674 |
Chest compression rate too slow | 22 | 3.9 | 13 | 2.5 | 0.169 |
Chest compression rate too fast | 15 | 2.7 | 32 | 6.0 | 0.006 |
Number of compressions delivered | 0 | 0.0 | 2 | 0.4 | 0.145 |
Ventilation-compression ratio | 22 | 3.9 | 30 | 5.7 | 0.178 |