All reported P values are two-sided and were not adjusted for multiple testing. Interaction terms between treatment with extended-release dipyridamole as well as aspirin and 9 prespecified baseline factors were individually put into the principal Cox proportional-hazards model in an exploratory analysis of if the intervention had different effects on the primary patency outcome among the subgroups defined on the basis of those factors . Subgroups categorized on the basis of continuous variables were defined on the basis of the median ideals for these variables. We aimed to sign up 1056 patients to be able to give a statistical power of 85 percent to detect a 25 percent reduction in the incidence of the principal outcome, with a two-sided type I error price of 5 percent.14 Assumptions for the power calculations included a predicted rate of lack of primary unassisted patency in the placebo band of 0.7) Eat right and drink plenty of water. The right diet plan can strengthen your immune system and help you fight bacterial attacks. Don’t make an acne problem worse by living on junk and fatty foods. A healthy body can help keep zits at bay. No pimples, no concern with scars. You don’t need acne scar removal techniques if you address skin problems before they become worse. Remember that prevention is paramount to fighting any disease Always; and that includes skin-related conditions..