Baldness and myocardial infarction, self-assessed baldness. A case-control study was completed to learn about the relationship between male-pattern baldness and the risk of cardiovascular disease. What was the purpose of the study?
1) To determine the prevalence of male-pattern baldness in the study population
2) To investigate the association between male-pattern baldness and myocardial infarction
3) To compare the risk of cardiovascular disease in individuals with and without male-pattern baldness
4) To assess the self-perception of baldness in the study population