This article was reprinted from kaiserhealthnews.org with permission from the Henry J. Kaiser Family Foundation. Kaiser Health Information, an editorially independent information service, is a scheduled system of the Kaiser Family members Foundation, a nonpartisan healthcare policy research corporation unaffiliated with Kaiser Permanente.. A look at Obama’s ‘deficit dilemma’ THE BRAND NEW York Times: A WAY OF MEASURING Change: Obama’s Deficit Dilemma Yet starting with that April speech, Mr.Treatment assignments and a five-digit reference amount were placed in sealed, opaque envelopes, that have been opened by the individual responsible for the planning of the trial-drug solutions. The solutions of norepinephrine or dopamine had been prepared in vials or syringes according to the preference of the neighborhood ICU. Each vial or syringe was then labeled using its randomly allocated number. The nurses and doctors administering the drugs, and also the regional investigators and research employees who collected data, were unaware of the treatment assignments. The trial was approved by the ethics committee at each participating middle.