Table 3 Most frequent categories of APACHE diagnosis using clinically meaningful groups defined in the code repository13.

From: The eICU Collaborative Research Database, a freely available multi-center database for critical care research

APACHE Diagnosis category Number of patients (%)
Sepsis 18,087 (16.40)
Cerebrovascular accident 9,758 (8.85)
Cardiac Arrest 9,135 (8.28)
Acute Coronary Syndrome 8,343 (7.57)
Respiratory medicine 7,970 (7.23)
Gastrointestinal Bleed 7,277 (6.60)
Congestive Heart Failure 5,884 (5.34)
Trauma 5,592 (5.07)
Coronary Artery Bypass Graft 4,771 (4.33)
Neurological 4,640 (4.21)
Pneumonia 4,577 (4.15)
Diabetic Ketoacidosis 4,384 (3.98)
Overdose 4,268 (3.87)
Asthma/Emphysema 3,948 (3.58)
Other cardiovascular disease 3,593 (3.26)
Valvular disorders 2,795 (2.53)
Coma 2,082 (1.89)
Acute renal failure 1,932 (1.75)
Gastrointestinal obstruction 1,232 (1.12)
  1. Patients who are missing APACHE IV hospital mortality predictions are excluded (N=64,623, includes burns patients, in-hospital readmissions, short length of stay, and other APACHE exclusion criteria).