Search Results - subject:"back-calculation"

Data and projections of HIV/AIDS cases in Portugal: an unstoppable epidemic?

Amaral, J. A.; Pereira, E. P.; Paixao, M. T. - In: Journal of Applied Statistics 32 (2005) 2, pp. 127-140

procedure called Back-calculation has been the most widely used method to answer that question. Recent discussions suggest that … size of the AIDS epidemic, using the back-calculation methodology. A Weibull and Gamma distribution was considered for the …

Persistent link: https://www.econbiz.de/10005278892

Non-parametric Back-projection of HIV Positive Tests using Multinomial and Poisson Settings

Chau, P. H.; Yip, Paul - In: Journal of Applied Statistics 31 (2004) 5, pp. 553-564

Back-projection is a commonly used method in reconstructing HIV incidence. Instead of using AIDS incidence data in back-projection, this paper uses HIV positive tests data. Both multinomial and Poisson settings are used. The two settings give similar results when a parametric form or step...

Persistent link: https://www.econbiz.de/10005458375

Estimating the Incidence of Hidden, Untreated Opiate Use

DEMPSEY, ORLA; COMISKEY, CATHERINE - In: Mathematical Population Studies 18 (2011) 3, pp. 172-188

. An analytical solution of the back calculation method and a linear Volterra integral equation are used to project back …

Persistent link: https://www.econbiz.de/10009205632