Table S2.

Excluded diagnoses

Excluded diagnoses	ICD-8/ICD-10 code
ICD-8 diagnosis code of hemolysis	28209, 28219, 28229, 28230, 28239, 28249, 28250, 28258, 28259, 28299, 28390, 28391, 28392, 28393, 28395, 28399, 28649, 28659, 28690, 28699, 44649, 99751, 390448
Vitamin-B12 deficiency	D51
Folic acid deficiency	D52
Cardiovascular disease including heart valve disease before and up to 1 year after index disease diagnosis date
Condition with artificial heart valve	Z952, Z953, Z954
Mechanical hemolysis	D594a

Note: The lowercase suffix is a specific Danish implementation of ICD-10 using lowercase letters to denote subtypes.

Abbreviation: ICD, International Classification of Diseases.