Table 2 CPR quality retention after 1 month
TVF (n = 65) | PVF (n = 62) | p | |
|---|---|---|---|
Total scores (%) | 69.6 ± 21.4 | 81.2 ± 16.0 | 0.001 |
Compression depth (mm) | 53.8 ± 5.9 | 56.2 ± 4.0 | 0.028 |
Appropriate compression depth (%) | 79.7 ± 30.0 | 90.6 ± 16.1 | 0.013 |
Compression rate (cpm) | 110.5 ± 10.2 | 110.3 ± 7.8 | 0.910 |
Appropriate compression rate (%) | 64.5 ± 32.0 | 73.8 ± 26.6 | 0.139 |
Correct hands position (%) | 96.4 ± 12.4 | 95.8 ± 17.0 | 0.076 |
Complete chest recoil (%) | 84.6 ± 22.1 | 93.0 ± 12.7 | 0.027 |
Compressions interruption (s) | 12.7 ± 3.2 | 11.6 ± 2.3 | 0.027 |
Percentage of ventilations with adequate volume (%) | 36.7 ± 37.6 | 40.9 ± 39.6 | 0.634 |