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Table 2 Demographic parameters of cases and controls:

From: Paraoxonase gene polymorphisms and haplotype analysis in a stroke population

  Cases (n = 397) Controls (n = 405)
Age (mean ± SD) 67.9 (± 11.5)* 67.2 (± 11.7)
Sex (M:F ratio) 1:1 1:1.3
Hypertension (%) 55.1 24.6
Total cholesterol (mmol/L) (mean ± SD) 5.6 (± 1.38)* 5.0 (± 2.0)
HDL (mmol/L) (mean ± SD) 1.21 (± 0.42)* 1.24 (± 0.6)
LDL (mmol/L) (mean ± SD) 3.65 (± 1.81)* 2.27 (± 1.49)
Triglycerides (mmol/L) (mean ± SD) 2.1 (± 1.6)* 1.9(± 1.1)
Atrial fibrillation 19.4% -
Diabetes mellitus** 14.9% 3.2%
Previous IHD 33.5% -
Carotid Stenosis (Out of 227 scanned, >50%, based on ACST criteria) 26% -
  1. * Non significant differences between cases and controls.
  2. ** History of diabetes or confirmed laboratory diagnosis.