Control groups for HIV prevention efficacy trials: what does the future hold?

H Janes, S Buchbinder - Current Opinion in HIV and AIDS, 2023 - journals.lww.com
Efficacy trials of new HIV prevention interventions are feasible but require careful
consideration, given the complexity and dynamic state of the prevention field. While …

Facilitating next‐generation pre‐exposure prophylaxis clinical trials using HIV recent infection assays: a consensus statement from the Forum HIV Prevention Trial …

N Parkin, F Gao, E Grebe, A Cutrell… - Clinical …, 2023 - Wiley Online Library
Standard‐of‐care HIV pre‐exposure prophylaxis (PrEP) is highly efficacious, but uptake of
and persistence on a daily oral pill is low in many settings. Evaluation of alternate PrEP …

Efficacy estimates of oral pre-exposure prophylaxis for HIV prevention in cisgender women with partial adherence

M Moore, S Stansfield, DJ Donnell, MC Boily… - Nature medicine, 2023 - nature.com
Pre-exposure prophylaxis (PrEP) with tenofovir (TFV) disoproxil fumarate and emtricitabine
administered orally daily is effective in preventing human immunodeficiency virus (HIV) …

Counterfactual estimation of efficacy against placebo for novel PrEP agents using external trial data: example of injectable cabotegravir and oral PrEP in women

D Donnell, F Gao, JP Hughes… - Journal of the …, 2023 - Wiley Online Library
Introduction Multiple antiretroviral agents have demonstrated efficacy for human
immunodeficiency virus (HIV) pre‐exposure prophylaxis (PrEP). As a result, clinical trials of …

Estimating counterfactual placebo HIV incidence in HIV prevention trials without placebo arms based on markers of HIV exposure

Y Zhu, F Gao, DV Glidden, D Donnell… - Clinical Trials, 2024 - journals.sagepub.com
Introduction Developing alternative approaches to evaluating absolute efficacy of new HIV
prevention interventions is a priority, as active-controlled designs, whereby individuals …

[HTML][HTML] Interpretation of active-control randomised trials: the case for a new analytical perspective involving averted events

DT Dunn, OT Stirrup, S McCormack… - BMC Medical Research …, 2023 - Springer
Active-control trials, where an experimental treatment is compared with an established
treatment, are performed when the inclusion of a placebo control group is deemed to be …

[HTML][HTML] A web-based decision aid for caregivers of persons with dementia with firearm access (Safe at Home Study): protocol for a randomized controlled trial

V McCarthy, J Portz, SM Fischer… - JMIR research …, 2023 - researchprotocols.org
Background Firearm safety among individuals with Alzheimer disease and related
dementias (ADRD) is an underdiscussed and underresearched concern in the United …

Generalizing the intention-to-treat effect of an active control from historical placebo-controlled trials: A case study of the efficacy of daily oral TDF/FTC in the HPTN 084 …

Q He, F Gao, O Dukes… - Journal of the …, 2024 - Taylor & Francis
In many clinical settings, an active-controlled trial design (eg, a non-inferiority or superiority
design) is often used to compare an experimental medicine to an active control (eg, an FDA …

HIV Prevention Among Men Who Have Sex With Men: Tenofovir Alafenamide Combination Preexposure Prophylaxis Versus Placebo

PN Zivich, SR Cole, JK Edwards… - The Journal of …, 2024 - academic.oup.com
Background While noninferiority of tenofovir alafenamide and emtricitabine (TAF/FTC) as
preexposure prophylaxis (PrEP) for the prevention of human immunodeficiency virus (HIV) …

Bridged treatment comparisons: an illustrative application in HIV treatment

PN Zivich, SR Cole, JK Edwards, BE Shook-Sa… - arXiv preprint arXiv …, 2022 - arxiv.org
Comparisons of treatments or exposures are of central interest in epidemiology, but direct
comparisons are not always possible due to practical or ethical reasons. Here, we detail a …