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. 2023 May 12;38(6):699–711. doi: 10.1007/s10654-023-01008-1

Table 1.

Baseline characteristics of participants in the TCGS

Participants, n* 20,367
Female, n (%) 10,558 (51.8)
Age at baseline mean (s.d.) 46.86 (21.53)
Iranian ethnicity, n Persian, n 4729
Turk, n 746
Gilak, n 255
Lur, n 133
Arab, n 84
Kurd, n 69
Balouch, n 28
Turkman, n 14
Tat, n 13
Qashqai, n 3
Mixed, n 103
Metabolic disease Obesity 1580
Diabetes mellitus 2280
Dyslipidemia 1852
Polycystic ovary 3520
Rickets 15
Cardiovascular disease Hypertensive heart disease 2282
Heart failure 209
Acute myocardial infarction 1205
Coronary artery disease 1573
Chronic ischemic heart disease 1024
Heart valve diseases 114
Liver disease Inflammatory liver disease 174
Non-alcoholic fatty liver disease 280
Malignancy Breast Cancer 128
Pancreatic cancer 19
Gastrointestinal cancer 129
Prostate Cancer 34
Lung cancer 18
Inflammatory disease Psoriasis 52
Rheumatoid arthritis 277
Neurological disorder Cerebrovascular accident 572
Epilepsy 372
Parkinsonism 42
Kidney disease kidney failure 47
Chronic kidney disease 59
Respiratory disorder Chronic obstructive pulmonary disease 75
Asthma 333

*These participant counts are based on either the data from the participant's self-reported questionnaire or the information obtained from their hospitalizations. These numbers could shift depending on the results of the laboratory tests