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Positive Virological Outcomes of HIV-Infected Patients on Protease Inhibitor-Based Second-Line Regimen in Cambodia: The ANRS 12276 2PICAM Study

Overview of attention for article published in Frontiers in Public Health, March 2018
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Title
Positive Virological Outcomes of HIV-Infected Patients on Protease Inhibitor-Based Second-Line Regimen in Cambodia: The ANRS 12276 2PICAM Study
Published in
Frontiers in Public Health, March 2018
DOI 10.3389/fpubh.2018.00063
Pubmed ID
Authors

Olivier Ségéral, Eric Nerrienet, Sansothy Neth, Bruno Spire, Vohith Khol, Laurent Ferradini, Saramony Sarun, Chandara Mom, Sopheak Ngin, Charlotte Charpentier, Pagnaroat Men, Marion Mora, Vun Mean Chhi, Penhsun Ly, Vonthanak Saphonn

Abstract

Assessment of virological outcomes among HIV-infected patients receiving protease (PR) inhibitor-based second-line regimen are uncommon in Cambodia. The objective of this study is to assess the virological effectiveness of this regimen as well as impact of adherence boosting for patients experiencing virological failure. The 2PICAM study (Clinicaltrial: NCT01801618) is a cross-sectional study of HIV-infected adults on PR inhibitor-based second-line regimen since at least 6 months, conducted in 13 representative sites, comprising more than 90% of the target population. Adults with HIV RNA above 250 copies/mL (threshold of the assay) at inclusion received boosted adherence counseling during 3 months followed by HIV RNA control. For confirmed virological failure, genotype resistance test was performed and expert committee used results for therapeutic decision. Among the 1,317 adults enrolled, the median duration of second-line regimen was 5 years. At inclusion, 1,182 (89.7%) patients achieved virological success (<250 copies/mL) and 135 (10.3%) experienced a virological failure (>250 copies/mL). In multivariable analysis, factors associated with virological success were: CD4 cell count between 201 and 350/mm3 (OR: 4.66, 95% CI: 2.57-8.47, p < 0.0001) and >350/mm3 (OR: 6.67, 95% CI: 4.02-11.06, p < 0.0001), duration of PI-based regimen >2 years (OR: 1.64, 95% CI: 1.03-2.62, p = 0.037), ATV-containing regimen (0R: 1.65, 95% CI: 1.04-2.63, p = 0.034) and high level of adherence (OR: 2.41, 95% CI: 1.07-5.41, p = 0.033). After adherence counseling, 63 (46.7%) patients were rescued while 72 (53.3%) were not. For the 54 patients with genotype resistance tests available, high or intermediate levels of resistance to lopinavir, atazanavir, and darunavir were reported for 13 (24%), 12 (22.2%), and 2 (3.7%) patients, respectively. Change to an alternative PR inhibitor-based regimen was recommended for 17 patients and to third-line regimen, including integrase inhibitors for 12. This study reports high rate of virological suppression of second-line regimen and importance of adherence boosting prior to deciding any change of ART regimen. Genotype resistance tests appear necessary to guide decisions. Such information was of great importance for National HIV Program to adapt guidelines and program needs for third-line regimen.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 20 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 20 100%

Demographic breakdown

Readers by professional status Count As %
Student > Master 5 25%
Student > Ph. D. Student 4 20%
Researcher 2 10%
Other 1 5%
Lecturer 1 5%
Other 0 0%
Unknown 7 35%
Readers by discipline Count As %
Medicine and Dentistry 5 25%
Immunology and Microbiology 2 10%
Computer Science 1 5%
Pharmacology, Toxicology and Pharmaceutical Science 1 5%
Psychology 1 5%
Other 1 5%
Unknown 9 45%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 19 March 2018.
All research outputs
#15,495,840
of 23,028,364 outputs
Outputs from Frontiers in Public Health
#4,663
of 10,279 outputs
Outputs of similar age
#212,184
of 332,288 outputs
Outputs of similar age from Frontiers in Public Health
#91
of 112 outputs
Altmetric has tracked 23,028,364 research outputs across all sources so far. This one is in the 22nd percentile – i.e., 22% of other outputs scored the same or lower than it.
So far Altmetric has tracked 10,279 research outputs from this source. They typically receive more attention than average, with a mean Attention Score of 10.0. This one has gotten more attention than average, scoring higher than 50% of its peers.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 332,288 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 27th percentile – i.e., 27% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 112 others from the same source and published within six weeks on either side of this one. This one is in the 17th percentile – i.e., 17% of its contemporaries scored the same or lower than it.