Table 2.

In-hospital mortality by AKI-RRT status

Exposure	No. of deaths	No. of hospitalized patientsa	Absolute mortality risk (95 % CI)	Relative risk (95 % CI)
				Crude (95 % CI)	Adjustedb (95 % CI)
No AKI-RRT	1612	4417	36 % (35–38)	1 (reference)	1 (reference)
AKI-RRT	408	662	60 % (56–64)	1.69 (1.57–1.81)	1.70 (1.59–1.81)

^a Patients hospitalized with myocardial infarction-related cardiogenic shock

^b Adjusted using a propensity score based on sex, age group, and presence/absence of congestive heart failure, peripheral vascular disease, cerebrovascular disease, chronic pulmonary disease, hypertension, venous thromboembolism, atrial fibrillation/flutter, liver disease, chronic kidney disease, diabetes mellitus, obesity, cancer, use of angiotensin-converting enzyme inhibitors, angiotensin II antagonists, or non-steroidal anti-inflammatory drugs, and percutaneous coronary intervention/coronary artery bypass graft status

AKI-RRT Acute kidney injury treated with renal replacement therapy, CI confidence interval