Table 4.
Comparative data of prehospital intubation by physician from the present and previous studies
| Helm M, et al. [7] (2013) | Sunde GA, et al. [11] (2015) | Piegeler T, et al. [12] (2016) | Caruana E, et al. [13] (2015) | Kamiutsuri K, et al. [14] (2013) | This study (2020) | |
|---|---|---|---|---|---|---|
| Number | 150 | 2144 | 988 | 1251 | 742 | 376 |
| Age, y | 40 (21–61)a | 53 (0–95)a | 49.7 (25.7–65.9)a b | 60.3 (18.6)d | CA 61.8 (20.9)d | 74 (60–82)e |
| 52.7 (34.5–66.5) a c | Non CA 50.7 (20.4)d | |||||
| Medical (%) | 22.0 | 55.0 | NA | NA | 68% (CA), 13.6% (Non-CA) | 56.4 |
| Trauma (%) | 78.0 | 44.0 | NA | NA | 32% (CA), 86.4% (Non-CA) | 27.7 |
| CA (%) | 0.0 | 42.0 | 46.4 | 57.4 | 61.3 | 44.0 |
| Success rate (%) | ||||||
| Total | 100.0 | 98.7 | 99.5 | 99.5 | 99.1 | 97.9 |
| First pass | 92.0 | 85.5 | 96.4 | 63.8 | NA | 91.8 |
| Second or additional passes | 8.0 | 13.2 | 3.1 | 35.7 | NA | 7.7 |
| Hypoxia, excluding CA (%) | 12.0 | 2.1 | NA | 10.0 | NA | 3.7 |
| Hypotension, excluding CA (%) | NA | 3.0 | NA | 1.3 | NA | 5.2 |
Abbreviations: CA Cardiac arrest, IQR Interquartile range. a median (range) b first attempt success c two or more attempts success d mean (SD) e median (IQR)