Theoretically, these healthcare providers would get together and decide what the common cost each year is to treat people who live in that area of the nation, and adhere to that amount. At the ultimate end of the year, providers who can confirm their patients improved care and didn’t spend all of the pre-set amount of money would reach pocket the savings . This content was reprinted from kaiserhealthnews.org with permission from the Henry J. Kaiser Family Foundation. Kaiser Health News, an unbiased news service editorially, is a scheduled program of the Kaiser Family members Foundation, a nonpartisan healthcare policy research corporation unaffiliated with Kaiser Permanente..Follow-up data were censored when participants were dropped to follow-up before their 30-month visit . Multivariate Cox proportional-hazards models were utilized to compare strategies regarding event rates for the principal end point and its own components and for the primary secondary end point. Models systematically included three explanatory variables: IPT position , ART status , and trial center. Hazard ratios were therefore adjusted for the additional strategy and the trial middle. Interaction between strategies was examined. The assumption of the proportional hazards was examined.