ABO blood groups, age and work in ischaemic heart disease.
In a series of male survivors of ischaemic heart disease there were fewer patients belonging to the risk-factor blood group (group A) before than after age 55 who were either non-infarction patients in light work or infarction patients in active or heavy work. Conversely, there were more A's before than after age 55 who were either non-infarction patients in active or heavy work or infarction patients in light work.
D000017:ABO Blood-Group System; D000367:Age Factors; D000375:Aging; D003327:Coronary Disease / Q000097:blood*; D006801:Humans; D008297:Male; D008875:Middle Aged; D014937:Work
D000017:ABO Blood-Group System