1. A 65 years old diabetic, Mr. A has a serum LDL of 235 mg/dL. Mr. B a 60 years old otherwise healthy man has a serum LDL of 235 mg/dL. Mr. A has more risk of coronary artery disease than Mr. B because of all the following reasons except.
1. Mr. A has higher concentration of Lp(a) than Mr. B
2. Mr. A has higher concentration of small dense LDL than Mr. B
3. Mr. A’s LDL is more likely to be oxidized than Mr. B’s.
4. Glycosylation of Apo B in Mr. A’s LDL.
5. Mr. A is older than Mr. B.

Answer: No doubt increasing age poses a higher risk for coronary artery disease but a difference of 5 years is not likely to be that significant. More important reasons for why diabetics have higher incidence of coronary disease for the same LDL levels include all the other reasons.

So the answer is (e)