2.5 | Definitions
Uterine leiomyoma was identified in case of female patient admittance with ICD-10 code D25 at least once or diagnosis with ICD-10 codes D25 upon outpatient clinic visit at least twice within one year from the index date. Myomectomy was defined as an ICD-10 code for myomectomy (QZ961, R4120-4126, R4130, R4141, R4145, R4146, RZ564-566, HA636, HA621, M6644) logged within one year of the index date. Type 2 diabetes mellitus was defined as having fasting plasma glucose (FPG) concentrations ≥126 mg/dL or having been prescribed anti-diabetic drugs under ICD-10 codes E11–E14.
Hypertension was defined as blood pressure ≥140/90 mm Hg or having been prescribed anti-hypertensive drugs under ICD-10 codes I10-13, I15. Dyslipidemia was defined using ICD-10 codes E78 and at least one record per year for a prescription for a lipid-lowering agent or by a total cholesterol level ≥240 mg/dL. Impaired fasting glucose was defined as FPG 100-125 mg/dL, and CKD was defined as eGFR <60 mL/min/1.73 m2.