Researchers say that increasing the number of HIV-positive people on antiretroviral (ARV) therapy could save British Columbia, Canada, about $900 million USD over 30 years and prevent 26 percent of new HIV cases, reports. Investigators used a mathematical model to increase the amount of people on ARVs with a CD4 cell count below 350 from 50 percent to 75 percent. After four years, it would be cost effective. After 10 years, cost savings would come from the decrease in new HIV cases.

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