Table 2.
Outcome Descriptives and Significance
| No feedback | Real‐time feedback | Significance | |||
|---|---|---|---|---|---|
| Variable | No. | Descriptives | No. | Descriptives | probability |
| CCD, median (IQR), cm | 467 | 6.0 (4.9–6.8) | 446 | 5.9 (5.2–6.6) | 0.852 |
| CCDiT, median (IQR), % | 467 | 16.6 (3.3–35.2) | 446 | 28.7 (8.8–48.9) | <0.001 |
| CCR, median (IQR), compressions/min | 467 | 111.3 (105.6–117.6) | 446 | 108.8 (105.9–112.8) | <0.001 |
| CCRiT, median (IQR), % | 467 | 65.4 (44.3–78.8) | 446 | 80.4 (68.6–88.1) | <0.001 |
| CCF, median (IQR), % | 467 | 78.9 (72.6–84.0) | 446 | 81.9 (77.3–86.3) | <0.001 |
| CCiT, median (IQR), % | 467 | 8.5 (0.9–21.2) | 446 | 18.8 (5.3–37.9) | <0.001 |
CCD indicates chest compression depth; CCDiT, CCD in target; CCF, chest compression fraction; CCiT, combined compressions in target; CCR, chest compression rate; CCRiT, CCR in target; and IQR, interquartile range.