Skip to main content

Table 1 Descriptive data of the study population.

From: Evaluation of the impact of genetic polymorphisms in glutathione-related genes on the association between methylmercury or n-3 polyunsaturated long chain fatty acids and risk of myocardial infarction: a case-control study

  Controls Cases
  N Mean SD Range N Mean SD Range
Ery-Hg (μg/l) 569 4.9 5.1 0.19-81 458 4.5 5.7 0.010-87
P-EPA+DHA (%) 508 6.2 1.6 2.8-14 408 6 1.5 3.2-15
Ery-Se (μg/l) 568 130 37 75-710 458 130 22 72-210
ApoB/apoA1 567 0.8 0.26 0.14-2.1 457 0.95 0.25 0.21-2.1
BMI (kg/m2) 435 26 4 18-49 378 27 4 18-57
Smokers 555 19%    433 42%   
Fish (meals/week) 427 1.3 0.79 0.0-5.5 354 1.2 0.94 0.0-8.0
-lean fish 431 0.72 0.67 0.0-6.5 365 0.68 0.58 0.0-4.0
-fat fish 433 0.57 0.47 0.0-4.0 361 0.58 0.58 0.0-4.0
  1. Abbreviations: SD, standard deviation; Ery-Hg, erythrocyte total mercury concentration; Ery-Se, erythrocyte selenium concentration.