Donald W. Fisher, Ph.D., CAE, President and Chief Executive Officer of AMGA, stated While we were pleased to find that CMS is normally continuing in many ways to take the necessary steps to boost the Medicare Shared Cost savings Plan, we still recognize that extending numerous waivers to all or any ACOs will be a considerable move toward fully establishing ACOs simply because a vehicle to improve quality and coordination of treatment while reducing costs. We stay hopeful that CMS will use this possibility to both reinforce the viability of ACOs as the harbingers of transformation for the health care delivery system and extend every advantageous design adjustments to all Medicare beneficiaries.The incidence of cardiac arrest resulting in death was considerably higher during marathons than during half-marathons and among men than among women . Factors behind Cardiac Death and Arrest The medical information necessary to determine the reason for cardiac arrest was available for 31 of the 59 runners with cardiac arrest. Of the 31 runners for whom complete scientific data were obtained, 23 had died. Hypertrophic cardiomyopathy and possible hypertrophic cardiomyopathy were the most common factors behind death .