Table 2 Patient characteristics and their trends for in-hospital cardiac arrest
Total | Fiscal year | P for trend | |||||||
|---|---|---|---|---|---|---|---|---|---|
2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | |||
Demographic characteristics | |||||||||
Age (years), mean | 73.2 | 73.3 | 72.7 | 72.4 | 73.1 | 73.2 | 73.6 | 73.9 | < 0.001 |
Infants (aged < 1 year), % | 1.1 | 1.0 | 1.2 | 1.4 | 1.2 | 1.1 | 1.1 | 0.9 | 0.065 |
Children (aged 1–18 years), % | 1.0 | 0.8 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 0.9 | 0.734 |
Adults | |||||||||
Aged 19–64 years, % | 19.1 | 20.1 | 20.4 | 20.1 | 18.9 | 18.5 | 18.0 | 17.8 | < 0.001 |
Aged 65–74 years, % | 21.2 | 20.1 | 20.8 | 21.4 | 21.5 | 22.1 | 21.2 | 21.4 | < 0.001 |
Aged 75–84 years, % | 32.8 | 34.2 | 33.6 | 33.0 | 32.5 | 32.4 | 32.2 | 31.7 | < 0.001 |
Aged > 84 years, % | 24.8 | 23.8 | 23.0 | 23.0 | 24.9 | 24.7 | 26.5 | 27.2 | < 0.001 |
Male sex, % | 60.5 | 59.9 | 60.6 | 61.0 | 60.5 | 60.6 | 60.4 | 60.4 | 0.571 |
Illness category, % | |||||||||
Medical—cardiac | 29.4 | 27.0 | 27.6 | 28.6 | 29.2 | 29.8 | 31.0 | 32.4 | < 0.001 |
Medical—noncardiac | 55.0 | 58.7 | 56.4 | 55.3 | 55.1 | 54.2 | 53.3 | 51.8 | < 0.001 |
Surgical—cardiac | 2.8 | 2.4 | 2.9 | 2.9 | 2.8 | 3.1 | 2.8 | 3.1 | < 0.001 |
Surgical—noncardiac | 6.3 | 6.3 | 6.7 | 6.6 | 6.2 | 6.2 | 5.9 | 6.0 | < 0.001 |
Obstetric | 0.1 | 0.0 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.0 | 0.974 |
Trauma | 6.5 | 5.7 | 6.4 | 6.5 | 6.7 | 6.6 | 6.9 | 6.7 | < 0.001 |
Cardiac arrest process | |||||||||
Arrest on weekend, % | 27.4 | 27.2 | 27.6 | 27.3 | 27.6 | 27.2 | 27.5 | 27.4 | 0.802 |
Automated external defibrillator, % | 2.3 | 2.1 | 2.1 | 2.0 | 2.3 | 2.4 | 2.5 | 2.5 | < 0.001 |
Defibrillation, % | 14.4 | 14.8 | 14.7 | 14.6 | 14.5 | 14.3 | 13.9 | 14.1 | < 0.001 |
Extracorporeal cardiopulmonary resuscitation, % | 3.4 | 2.5 | 2.9 | 3.3 | 3.4 | 3.8 | 3.7 | 4.1 | < 0.001 |
Adrenaline, % | 69.7 | 69.6 | 68.7 | 69.5 | 69.4 | 69.8 | 70.3 | 70.4 | < 0.001 |
Dose of adrenaline (mg), mean | 4.8 | 4.8 | 4.7 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | < 0.001 |
Endotracheal intubation, % | 51.9 | 52.6 | 51.8 | 51.5 | 51.9 | 51.7 | 51.9 | 52.2 | 0.597 |
Post-resuscitation process | |||||||||
Intensive care unit admission, % | 24.9 | 20.9 | 22.7 | 23.8 | 24.4 | 25.0 | 24.1 | 24.4 | < 0.001 |
High dependency care unit admission, % | 12.6 | 12.2 | 14.2 | 15.8 | 16.2 | 16.9 | 19.7 | 20.7 | < 0.001 |
Targeted temperature management, % | 1.3 | 0.9 | 1.2 | 1.5 | 1.4 | 1.5 | 1.4 | 1.4 | < 0.001 |
Coronary angiography, % | 2.0 | 1.4 | 1.7 | 2.0 | 1.9 | 2.2 | 2.3 | 2.4 | < 0.001 |
Percutaneous coronary intervention, % | 4.1 | 3.5 | 3.7 | 4.1 | 4.2 | 4.5 | 4.3 | 4.6 | < 0.001 |