The study failed to explain:
1. Why the men didn’t had effect of the vaccine in reducing the dementia.
2. How many with vaccines and without vaccines are still alive
3. How many have diabetes with and without vaccines as dementia is also called type 3 diabetes
4. Those with and without vaccines , how many are taking statins and diabetic medication
5. The habits and life styles of individuals like alcoholic, tobacco smoking and chewing and processed foods diet