Table 3.
Emergency medical services interventions in top 10% performing EMS agencies (A–E).
| Agency ID | A | B | C | D | E | Top 10% agencies above mean (combined) | Other performing agencies |
|---|---|---|---|---|---|---|---|
| EMS arrival time (minutes) mean (IQR) | - | 5(3.6–6.1) | 3.5(3–4.5) | 4.3(3–5.1) | - | 5.0(4.0–6.0) | 5.1(4.9–5.4) |
| EMS time to CPR minutes mean (IQR) | - | 0.8(0–2) | - | 1.1(0–2) | - | 1(0–2.9) | 1.2(0–3) |
| Mechanical CPR (% yes)* | 46.4 | 69.9 | 60.0 | 65.5 | 84.7 | 61.7 | 76.0 |
| Advanced airway successfully placed (% yes) * | 89.6 | 78.5 | 80 | 65.5 | 84.8 | 89.6 | 74.8 |
| Supraglottic airway | 32.3 | 35.6 | 0 | 0 | 2.4 | 32.3 | 30.9 |
| Endotracheal tube | 67.6 | 64.4 | 100 | 100 | 97.6 | 67.7 | 69.0 |
“-” = missing greater than 50% of values,
*
P<0.01.
EMS, emergency medical services; IQR, interquartile range; CPR, cardiopulmonary resuscitation.