Table 2.

Case-control designation according to Adjusted-AKI outcome definition.

Case	Control	Ambiguous
Acute nephrotoxicity ≥ grade 1 OR Received electrolyte supplementation	Acute nephrotoxicity < grade 1 AND No supplementation	No lab values available during the time frame (3 months before initiation and 3 months after the last administration of cisplatin) OR Incomplete data e.g., initiation and end date of cisplatin therapy OR Pre-existing renal disease (electrolyte disturbances, not SCr or eGFR)

SCr: serum creatinine; eGFR: estimated glomerular filtration rate.