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. 2022 Jul 11;119(27-28):476–482. doi: 10.3238/arztebl.m2022.0220

eTable 1. Overview of measurements and definitions of laboratory-chemical and clinical variables.

Lab parameter / risk factor Time of examination SHIP-0
Total cholesterol serum concentration (mg/dL) Photometric measurement in non-fasting serum sample by Hitachi 704
HDL cholesterol serum concentration (mg/dL) Precipitation with phosphotungstic acid/MgCl2 and subsequent cholesterol measurement in serum sample by EPOS 5060
LDL cholesterol serum concentration (mg/dL) Measurement using the Friedewald formula from values of total serum cholesterol-, HDL-, and triglyceride concentrations
Triglyceride serum concentration (mg/dL) Enzymatic color test in serum sample by Hitachi 717
HbA1c (%) Photometric measurement in EDTA whole blood sample by Diamat (Biorad)
Systolic blood pressure Mean value of the second and third blood pressure measurement (systolic pressure) (e1)
Treatment with antihypertensive drugs Intake of medication based on the medication review with the AT codes C02A*,C03C*, C03E*, C09BA*,C07A*,C08C*, C09AA*, C09CA*
Diabetes mellitus Self reported diabetes mellitus, in answer to the question: “Are you diabetic?” and “has this been diagnosed or confirmed by a doctor?” (e2)
Cigarette smoking Self reported cigarette smoking, in answer to the question: “Do you currently smoke cigarettes?”; never-smokers and former smokers defined as current non-smokers on the basis of the question: “Have you ever smoked cigarettes?” (e3)
Familial predisposition for cardiovascular disorders For all subjects, the absence of a cardiovascular familial predisposition was defined, as for the data collection, only myocardial infarctions were considered and the age at the time of the event was not recorded.

HbA1c, hemoglobin A1c; HDL, high density lipoprotein; LDL, low density lipoprotein