B Hensen
Datos Biográficos
| ID | 7581546 |
|---|---|
| NOMBRE | B Hensen |
| NOMBRES | B |
| APELLIDO | Hensen |
| FIRMA | HENSEN B |
| AFILIACIONES | Instituut voor Tropische Geneeskunde |
| ORCID | 0000-0001-6719-6720 |
| VERIFICADO | Sí |
| TOTAL DE OBRAS | 24 |
| TOTAL DE CITAS | 0 |
| TOTAL COMO AUTOR | 24 |
| TOTAL COMO EDITOR | 0 |
| PRIMER AÑO DE PUBLICACIÓN | 2014 |
| AÑO MÁS RECIENTE DE PUBLICACIÓN | 2026 |
| ÍNDICE H | 0 |
Intersecting vulnerabilities, diverging pathways
OBJECTIVE: This study explored how intersecting vulnerability factors reduced migrants' access to HIV Pre-exposure prophylaxis (PrEP) in Belgium, moving beyond single-factor analyses to examine complex, interconnected barriers. METHODS: Drawing on data from a larger study, we conducted a qualitative multi-method study using key informant interviews (n = 8), in-depth interviews with migrant men and a transgender woman, all of whom have sex with me…
Is global health security worth 0.01% of our gross domestic product
“A heart of the man is lighter than that of the woman…” exploring men’s motivation and capability to access HIV services in Lusaka, Zambia
In southern Africa, men are less likely than women to access HIV services, including HIV testing, antiretroviral therapy (ART), and HIV prevention services. As a result, men living with HIV are less likely to be virally suppressed and more likely to transmit HIV than their female peers. Using the socio-ecological model as a framework, we explored factors that influence men’s motivation and capability to access available HIV services, including ho…
PrEP Among Sub-Saharan African Diaspora Communities in Belgium – a Participatory Action Research Study
In Belgium, migrants from Sub-Saharan Africa (SSA) accounted for 45% of new heterosexual HIV infections in 2021, while only 1.5% of PrEP starters were of SSA descent. We explored the acceptance of PrEP and barriers towards PrEP uptake and use among SSA migrant and diaspora communities in Belgium using a participatory action research approach. Trained community researchers (CRs), involved in all phases of the study, co-designed and moderated group…
Self-reported uptake of STI testing services among adolescents and young people aged 15–24 years
There is little evidence regarding community-based delivery of STI testing and treatment for youth aged 15–24 (AYP) in Zambia. In a cluster-randomised trial, we evaluated whether offering syndromic STI screening through community-based, peer-led sexual and reproductive health services (Yathu Yathu) with referral to a local health facility for testing, increased self-reported testing for STIs (other than HIV) among AYP. Two communities in Lusaka w…
The impact of an innovative community-based peer-led intervention on uptake and coverage of sexual and reproductive health services among adolescents and young people 15–24 years old
ISRCTN75609016 (11/10/2021), clinicaltrials.gov number NCT04060420 (19/08/2019); retrospectively registered
Pre-exposure prophylaxis (PrEP) use trajectories and incidence of HIV and other sexually transmitted infections among PrEP users in Belgium
The study highlights challenges in PrEP persistence and a high incidence of bacterial STIs among individuals receiving PrEP. Tailored prevention support is crucial for individuals with ongoing HIV risk to optimise PrEP effectiveness. Integrated STI testing and prevention interventions within PrEP care are necessary to mitigate STI acquisition and transmission among PrEP users
How to (or how not to) implement crowdsourcing for the development of health interventions
Crowdsourcing strategies are useful in the development of public health interventions. Crowdsourcing engages end users in a co-creation process through challenge contests, designathons or online collaborations. Drawing on our experience of crowdsourcing in four African countries, we provide guidance on designing crowdsourcing strategies across seven steps: deciding on the type of crowdsourcing strategy, convening a steering committee, developing …
Factors associated with use of community-based, peer-led sexual and reproductive health services by adolescent boys and young men aged 18–24 in Lusaka, Zambia
Introduction Adolescents and young people (AYP) aged 15–24 years have the least access to facility-based sexual and reproductive health (SRH) services, including HIV services. The Yathu-Yathu cluster-randomized trial (CRT) in Zambia tested whether a novel peer-led community-based approach increased knowledge of HIV status amongst AYP. In this nested case-control study, we aimed to identify factors associated with non-attendance to the Yathu Yathu…
Patterns of PrEP and condom use among PrEP users in Belgium
Our findings show that there is little variation in PrEP use over time and that PrEP use was associated with sexual behaviours, which could be taken into account when designing tailored PrEP care
HIV Pre-exposure Prophylaxis (PrEP) Care in Belgium
Access to menstrual hygiene products through incentivised, community-based, peer-led sexual and reproductive health services before and during the Covid-19 pandemic
Availability of MHP through Yathu Yathu provided a large number of AGYW with access to these products. Hubs seemed particularly important for adolescent girls. Community-based, peer-led hubs should be considered as spaces to provide AGYW access to affordable and effective MHP
The impact of the DREAMS partnership on HIV incidence among young women who sell sex in two Zimbabwean cities
INTRODUCTION: Young women who sell sex (YWSS) in Zimbabwe remain at high risk of HIV infection. Effective HIV prevention strategies are needed. Through support to access a combination of evidence-based interventions, including oral pre-exposure prophylaxis (PrEP), the Determined, Resilient, Empowered, AIDS-free, Mentored and Safe (DREAMS) partnership aimed to reduce new HIV infections among adolescent girls and young women by 40% over 24 months. …
Does community-based distribution of HIV self-tests increase uptake of HIV testing? Results of pair-matched cluster randomised trial in Zambia
OBJECTIVES: Ending HIV by 2030 is a global priority. Achieving this requires alternative HIV testing strategies, such as HIV self-testing (HIVST) to reach all individuals with HIV testing services (HTS). We present the results of a trial evaluating the impact of community-based distribution of HIVST in community and facility settings on the uptake of HTS in rural and urban Zambia. DESIGN: Pair-matched cluster randomised trial. METHODS: In catchme…
ART initiations following community-based distribution of HIV self-tests
INTRODUCTION: Measuring linkage after community-based testing, particularly HIV self-testing (HIVST), is challenging. Here, we use data from studies of community-based HIVST distribution, conducted within the STAR Initiative, to assess initiation of antiretroviral therapy (ART) and factors driving differences in linkage rates. METHODS: Five STAR studies evaluated HIVST implementation in Malawi, Zambia and Zimbabwe. New ART initiations during the …
Uptake of HIV Testing Services Through Novel Community-Based Sexual and Reproductive Health Services
Remote data collection for public health research in a Covid-19 era
Physical distancing measures have lead many public health researchers to transition to remote data collection, via mobile phones, online or other virtual platforms. These methods pose a number of challenges related to obtaining informed consent.
Changes Over Time in HIV Prevalence and Sexual Behaviour Among Young Female Sex-Workers in 14 Sites in Zimbabwe, 2013–2016
Young female sex-workers (FSW) aged 18-24 are at high risk of HIV due to high numbers of sexual partners, difficulty negotiating condom use, increased risk of gender-based violence, and limited access to services. Here we describe changes in sexual behaviours among young FSW across Zimbabwe between 2013 and 2016, and risk factors for prevalent HIV in 2013 and 2016. FSW ≥ 18 years were recruited using respondent-driven sampling in 14 sites across …
Application of an HIV Prevention Cascade to Identify Gaps in Increasing Coverage of Voluntary Medical Male Circumcision Services in 42 Rural Zambian Communities
Evaluating the impact of the DREAMS partnership to reduce HIV incidence among adolescent girls and young women in four settings
DREAMS is, to date, the most ambitious effort to scale-up combinations or 'packages' of multi-sectoral interventions for HIV prevention. Evidence of its effectiveness in reducing HIV incidence among AGYW, and demonstrating which aspects of the lives of AGYW were changed, will offer valuable lessons for replication
Evaluating the impact of DREAMS on HIV incidence among young women who sell sex
HIV prevention products of known efficacy are available. Innovative studies are needed to provide evidence of how to optimise product use through combination interventions to achieve population impact within different contexts. We describe the design of such a study
The effectiveness and cost-effectiveness of community-based lay distribution of HIV self-tests in increasing uptake of HIV testing among adults in rural Malawi and rural and peri-urban Zambia
Clinicaltrials.gov, Malawi: NCT02718274 , 18 March 2016; Zambia: NCT02793804 , 3 June 2016. Protocol date: 21 February 2018
Frequency of HIV-testing and factors associated with multiple lifetime HIV-testing among a rural population of Zambian men
Although men's levels of ever-testing for HIV have increased, strategies need to increase the lifetime frequency of HIV-testing among men at continued risk of HIV-infection
Factors Associated with HIV-Testing and Acceptance of an Offer of Home-Based Testing by Men in Rural Zambia
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Factors Associated with HIV-Testing and Acceptance of an Offer of Home-Based Testing by Men in Rural Zambia
Frequency of HIV-testing and factors associated with multiple lifetime HIV-testing among a rural population of Zambian men
Although men's levels of ever-testing for HIV have increased, strategies need to increase the lifetime frequency of HIV-testing among men at continued risk of HIV-infection
Evaluating the impact of the DREAMS partnership to reduce HIV incidence among adolescent girls and young women in four settings
DREAMS is, to date, the most ambitious effort to scale-up combinations or 'packages' of multi-sectoral interventions for HIV prevention. Evidence of its effectiveness in reducing HIV incidence among AGYW, and demonstrating which aspects of the lives of AGYW were changed, will offer valuable lessons for replication
Evaluating the impact of DREAMS on HIV incidence among young women who sell sex
HIV prevention products of known efficacy are available. Innovative studies are needed to provide evidence of how to optimise product use through combination interventions to achieve population impact within different contexts. We describe the design of such a study
The effectiveness and cost-effectiveness of community-based lay distribution of HIV self-tests in increasing uptake of HIV testing among adults in rural Malawi and rural and peri-urban Zambia
Clinicaltrials.gov, Malawi: NCT02718274 , 18 March 2016; Zambia: NCT02793804 , 3 June 2016. Protocol date: 21 February 2018
Changes Over Time in HIV Prevalence and Sexual Behaviour Among Young Female Sex-Workers in 14 Sites in Zimbabwe, 2013–2016
Young female sex-workers (FSW) aged 18-24 are at high risk of HIV due to high numbers of sexual partners, difficulty negotiating condom use, increased risk of gender-based violence, and limited access to services. Here we describe changes in sexual behaviours among young FSW across Zimbabwe between 2013 and 2016, and risk factors for prevalent HIV in 2013 and 2016. FSW ≥ 18 years were recruited using respondent-driven sampling in 14 sites across …
Application of an HIV Prevention Cascade to Identify Gaps in Increasing Coverage of Voluntary Medical Male Circumcision Services in 42 Rural Zambian Communities
The impact of the DREAMS partnership on HIV incidence among young women who sell sex in two Zimbabwean cities
INTRODUCTION: Young women who sell sex (YWSS) in Zimbabwe remain at high risk of HIV infection. Effective HIV prevention strategies are needed. Through support to access a combination of evidence-based interventions, including oral pre-exposure prophylaxis (PrEP), the Determined, Resilient, Empowered, AIDS-free, Mentored and Safe (DREAMS) partnership aimed to reduce new HIV infections among adolescent girls and young women by 40% over 24 months. …
Does community-based distribution of HIV self-tests increase uptake of HIV testing? Results of pair-matched cluster randomised trial in Zambia
OBJECTIVES: Ending HIV by 2030 is a global priority. Achieving this requires alternative HIV testing strategies, such as HIV self-testing (HIVST) to reach all individuals with HIV testing services (HTS). We present the results of a trial evaluating the impact of community-based distribution of HIVST in community and facility settings on the uptake of HTS in rural and urban Zambia. DESIGN: Pair-matched cluster randomised trial. METHODS: In catchme…
ART initiations following community-based distribution of HIV self-tests
INTRODUCTION: Measuring linkage after community-based testing, particularly HIV self-testing (HIVST), is challenging. Here, we use data from studies of community-based HIVST distribution, conducted within the STAR Initiative, to assess initiation of antiretroviral therapy (ART) and factors driving differences in linkage rates. METHODS: Five STAR studies evaluated HIVST implementation in Malawi, Zambia and Zimbabwe. New ART initiations during the …
Uptake of HIV Testing Services Through Novel Community-Based Sexual and Reproductive Health Services
Remote data collection for public health research in a Covid-19 era
Physical distancing measures have lead many public health researchers to transition to remote data collection, via mobile phones, online or other virtual platforms. These methods pose a number of challenges related to obtaining informed consent.
Access to menstrual hygiene products through incentivised, community-based, peer-led sexual and reproductive health services before and during the Covid-19 pandemic
Availability of MHP through Yathu Yathu provided a large number of AGYW with access to these products. Hubs seemed particularly important for adolescent girls. Community-based, peer-led hubs should be considered as spaces to provide AGYW access to affordable and effective MHP
Factors associated with use of community-based, peer-led sexual and reproductive health services by adolescent boys and young men aged 18–24 in Lusaka, Zambia
Introduction Adolescents and young people (AYP) aged 15–24 years have the least access to facility-based sexual and reproductive health (SRH) services, including HIV services. The Yathu-Yathu cluster-randomized trial (CRT) in Zambia tested whether a novel peer-led community-based approach increased knowledge of HIV status amongst AYP. In this nested case-control study, we aimed to identify factors associated with non-attendance to the Yathu Yathu…
Patterns of PrEP and condom use among PrEP users in Belgium
Our findings show that there is little variation in PrEP use over time and that PrEP use was associated with sexual behaviours, which could be taken into account when designing tailored PrEP care
HIV Pre-exposure Prophylaxis (PrEP) Care in Belgium
PrEP Among Sub-Saharan African Diaspora Communities in Belgium – a Participatory Action Research Study
In Belgium, migrants from Sub-Saharan Africa (SSA) accounted for 45% of new heterosexual HIV infections in 2021, while only 1.5% of PrEP starters were of SSA descent. We explored the acceptance of PrEP and barriers towards PrEP uptake and use among SSA migrant and diaspora communities in Belgium using a participatory action research approach. Trained community researchers (CRs), involved in all phases of the study, co-designed and moderated group…
Self-reported uptake of STI testing services among adolescents and young people aged 15–24 years
There is little evidence regarding community-based delivery of STI testing and treatment for youth aged 15–24 (AYP) in Zambia. In a cluster-randomised trial, we evaluated whether offering syndromic STI screening through community-based, peer-led sexual and reproductive health services (Yathu Yathu) with referral to a local health facility for testing, increased self-reported testing for STIs (other than HIV) among AYP. Two communities in Lusaka w…
The impact of an innovative community-based peer-led intervention on uptake and coverage of sexual and reproductive health services among adolescents and young people 15–24 years old
ISRCTN75609016 (11/10/2021), clinicaltrials.gov number NCT04060420 (19/08/2019); retrospectively registered
Pre-exposure prophylaxis (PrEP) use trajectories and incidence of HIV and other sexually transmitted infections among PrEP users in Belgium
The study highlights challenges in PrEP persistence and a high incidence of bacterial STIs among individuals receiving PrEP. Tailored prevention support is crucial for individuals with ongoing HIV risk to optimise PrEP effectiveness. Integrated STI testing and prevention interventions within PrEP care are necessary to mitigate STI acquisition and transmission among PrEP users
How to (or how not to) implement crowdsourcing for the development of health interventions
Crowdsourcing strategies are useful in the development of public health interventions. Crowdsourcing engages end users in a co-creation process through challenge contests, designathons or online collaborations. Drawing on our experience of crowdsourcing in four African countries, we provide guidance on designing crowdsourcing strategies across seven steps: deciding on the type of crowdsourcing strategy, convening a steering committee, developing …
Is global health security worth 0.01% of our gross domestic product
“A heart of the man is lighter than that of the woman…” exploring men’s motivation and capability to access HIV services in Lusaka, Zambia
In southern Africa, men are less likely than women to access HIV services, including HIV testing, antiretroviral therapy (ART), and HIV prevention services. As a result, men living with HIV are less likely to be virally suppressed and more likely to transmit HIV than their female peers. Using the socio-ecological model as a framework, we explored factors that influence men’s motivation and capability to access available HIV services, including ho…
Intersecting vulnerabilities, diverging pathways
OBJECTIVE: This study explored how intersecting vulnerability factors reduced migrants' access to HIV Pre-exposure prophylaxis (PrEP) in Belgium, moving beyond single-factor analyses to examine complex, interconnected barriers. METHODS: Drawing on data from a larger study, we conducted a qualitative multi-method study using key informant interviews (n = 8), in-depth interviews with migrant men and a transgender woman, all of whom have sex with me…
Medicine (20 obras) · HIV/AIDS Research and Interventions (17 obras) · Family medicine (14 obras) · Demography (13 obras) · Environmental health (13 obras) · Population (13 obras) · Public health (13 obras) · Nursing (12 obras) · Adolescent Sexual and Reproductive Health (10 obras) · Internal Medicine (10 obras)