Table 2.

Distribution of Primary Diagnosis for ICU Admissions (n = 9,942)

Primary Diagnosis	No. (%)
Malignancy*	5,059 (50.8)
Respiratory failure	599 (6)
COPD	164 (1.6)
Pneumonia	794 (7.9)
Arrhythmias	306 (3)
Sepsis	292 (2.9)
Coronary artery disease	253 (2.5)
Congestive heart failure	215 (2.2)
GI†	193 (1.9)
Venous thromboembolism	160 (1.6)
Renal/electrolyte abnormalities	140 (1.4)
Neurologic‡	131 (1.3)
Pathologic fracture	120 (1.2)
Pericardial diseases	72 (0.7)
Pleural effusion	60 (0.6)
Pneumothorax	55 (0.5)
Hematologic	81 (0.8)
Others	1,248 (12.4)

^*Includes patients with lung cancer and/or metastatic disease.

^†Includes patients with GI bleeding and diverticulitis.

^‡Includes patients with cerebrovascular accident and intracranial hemorrhage.