This is a shiny app for context-specific recency test property estimation in the context of cross-sectional HIV incidence estimation.
The tool was developed by Eduard Grebe for UNAIDS and WHO, and a production version is available here.
It is available as open source software, released under the GPL-3. Please acknowledge Eduard Grebe as the author, and UNAIDS and WHO as copyright owners in any derivative works, and comply with all other terms of the GNU General Public License (version 3).
It can be cited as follows:
Grebe, E. (2025). Context-specific recency test property estimation tool (Version 1.0.0) (v1.0.0). UNIADS, WHO. https://doi.org/10.5281/zenodo.17074544
BibTeX entry:
@software{grebe_2025_17074544,
author = {Grebe, Eduard},
title = {Context-specific recency test property estimation
tool (Version 1.0.0)
},
month = sep,
year = 2025,
publisher = {UNIADS, WHO},
version = {v1.0.0},
doi = {10.5281/zenodo.17074544},
url = {https://doi.org/10.5281/zenodo.17074544},
swhid = {swh:1:dir:38e8f58b938c702dcfc420e38eec1e241987ecef
;origin=https://doi.org/10.5281/zenodo.17074543;vi
sit=swh:1:snp:b415b63e927559d5dc1f894d85182809de0d
7593;anchor=swh:1:rel:473e81d1bda9afdf4aebcb2b5c1a
0f1536831023;path=eduardgrebe-
recency\_test\_properties-754142a
},
}
It utilises a public-use dataset from the CEPHIA collaboration:
Grebe, E., Facente, S. N., Hampton, D., Marson, K., Hall, J., McKinney, E., Lebedeva, M., Parkin, N., Keating, S. M., Kassanjee, R., Pilcher, C. D., Murphy, G., Busch, M. P., & Welte, A. (2021). CEPHIA public use data (1.0) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.4900634