The most likely explanation for the differences in rates of ASHD between the initialexamination and the yearly follow-up examinations in men is:
a. The prevalence and incidence of ASHD increase with age in men
b. Case-fatality of ASHD is higher at younger ages in men
c. A classic cohort effect explains these results
d. The case-fatality in ASHD is highest in the first 24 hours following a heart attack
e. The initial examination measures the prevalence of ASHD, whereas the subsequent examinations primarily measure the incidence of ASHD
Answer: e. The initial examination measures the prevalence of ASHD, whereas the subsequent examinations primarily measure the incidence of ASHD