Prevalence of diabetes mellitus and impaired glucose tolerance in factory workers from Transkei, South Africa

To determine the prevalence of diabetes mellitus and impaired glucose tolerance (IGT) in a group of peri-urban black South Africans. Cross-sectional study in which an oral glucose tolerance test (OGTT) was performed on each subject. Two of the largest factories in the surroundings of Umtata, the cap...

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