Table 4.
Hospital arrival time and distance from scene to hospital by the number of phone calls to hospitals from ambulances
| No. of phone calls to hospitals from ambulances | ||||||
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 and over | P for trend | |
| AMI without arrest, mean (SD) | ||||||
| Hospital arrival time (min) (from patient's call until hospital arrival) (n = 8,359) | 23.2 (8.5) | 28.3 (9.0) | 30.6 (7.8) | 33.8 (9.5) | 39.2 (9.3) | <0.001 |
| From patient's call until contact with a patient (n = 8,594) | 7.2 (2.7) | 7.2 (2.5) | 7.4 (2.8) | 7.5 (2.4) | 7.5 (2.9) | 0.046 |
| From contact with a patient to departure at the scene (n = 8,588) | 8.6 (4.2) | 11.9 (5.1) | 14.3 (5.3) | 16.7 (7.3) | 22.6 (10.6) | <0.001 |
| From departure at the scene to hospital arrival (n = 8,359) | 7.6 (6.5) | 9.4 (7.6) | 9.1 (5.6) | 10.2 (5.4) | 11.9 (6.6) | <0.001 |
| Distance from scene to hospital (km) (n = 8,596) | 3.7 (3.8) | 4.2 (3.2) | 4.8 (2.8) | 5.6 (3.1) | 7.6 (4.5) | <0.001 |
| OHCA with cardiac origin, mean (SD) | ||||||
| Hospital arrival time (min) (from patient's call until hospital arrival) (n = 9,242) | 24.4 (6.8) | 26.3 (6.5) | 29.5 (6.9) | 32.0 (6.9) | 36.6 (8.4) | <0.001 |
| From patient's call until contact with a patient (n = 9,274) | 7.4 (2.7) | 7.5 (2.9) | 7.5 (2.8) | 7.9 (2.9) | 7.8 (2.9) | <0.001 |
| From contact with a patient to departure at the scene (n = 9,278) | 11.6 (4.4) | 12.7 (4.5) | 14.6 (4.6) | 15.9 (5.1) | 20.1 (6.6) | <0.001 |
| From departure at the scene to hospital arrival (n = 9,242) | 5.7 (3.4) | 6.4 (3.3) | 7.6 (3.5) | 8.4 (3.4) | 9.0 (4.3) | <0.001 |
| Distance from scene to hospital (km) (n = 9,278) | 2.7 (2.1) | 3.1 (2.5) | 4.0 (2.5) | 4.6 (2.7) | 5.1 (3.2) | <0.001 |
AMI, acute myocardial infarction; OHCA, out‐of‐hospital cardiac arrest; SD, standard deviation.