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. 2018 Sep 11;5:180178. doi: 10.1038/sdata.2018.178

Table 2. Most frequent admission diagnoses as coded using the APACHE IV diagnosis system.

APACHE Diagnosis Number of patients(%)
Percentages are calculated for the subset of 136,236 unit stays with an APACHE IV hospital mortality prediction. UTI is urinary tract infection.  
Sepsis, pulmonary 6,823 (5.01)
Infarction, acute myocardial (MI) 5,919 (4.34)
CVA, cerebrovascular accident/stroke 5,284 (3.88)
CHF, congestive heart failure 4,840 (3.55)
Sepsis, renal/UTI (including bladder) 4,284 (3.14)
Diabetic ketoacidosis 4,001 (2.94)
CABG alone, coronary artery bypass grafting 3,635 (2.67)
Rhythm disturbance (atrial, supraventricular) 3,474 (2.55)
Cardiac arrest (with or without respiratory arrest) 3,377 (2.48)
Emphysema/bronchitis 3,304 (2.43)