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 |