Johann Kolstee

ORCID: 0000-0002-2668-1823
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About
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Research Areas
  • HIV/AIDS Research and Interventions
  • HIV, Drug Use, Sexual Risk
  • LGBTQ Health, Identity, and Policy
  • Sex work and related issues
  • Marriage and Sexual Relationships
  • Adolescent Sexual and Reproductive Health
  • Smoking Behavior and Cessation
  • Sexuality, Behavior, and Technology
  • Gambling Behavior and Treatments
  • HIV/AIDS drug development and treatment
  • Psychedelics and Drug Studies
  • Nutrition, Health and Food Behavior
  • COVID-19 Impact on Reproduction
  • Geographies of human-animal interactions
  • Reproductive Health and Technologies
  • Attachment and Relationship Dynamics
  • Gender Roles and Identity Studies
  • HIV Research and Treatment
  • Pharmaceutical Economics and Policy
  • Intimate Partner and Family Violence
  • Homelessness and Social Issues
  • Health and Medical Studies
  • Gender, Feminism, and Media
  • COVID-19 Pandemic Impacts
  • Vaccine Coverage and Hesitancy

Maastricht University
2024

UNSW Sydney
2017-2022

Cancer Council Australia
2016-2018

Nepean Hospital
2018

Rates of drug use remain substantially higher among gay and bisexual men (GBM) people living with HIV (PLHIV) in Sydney, New South Wales, Australia. The drugs to enhance sexual pleasure within cultures Party Play creates opportunities discuss health, mental consent wellbeing. Community organisations a history prevention, care, treatment are well-placed respond. ACON's (formerly the AIDS Council Wales) multi-dimensional response 'chemsex' includes: direct client services support for...

10.1071/sh17145 article EN Sexual Health 2018-01-01

Gay and bisexual men (GBM) report higher rates of methamphetamine use compared to heterosexual men, thus have a heightened risk developing problems from their use. We examined treatment outcomes among GBM clients receiving outpatient counseling at lesbian, gay, bisexual, transgender intersex (LGBTI)-specific, harm reduction service in Sydney, Australia. for ACON's Substance Support Service between 2012–15 (n = 101) were interviewed commencement, after 4 sessions 60; follow-up 1) 8 32; 2). At...

10.1371/journal.pone.0172560 article EN cc-by PLoS ONE 2017-02-16

Background: HIV prevention cascades can assist in monitoring the implementation of methods like preexposure prophylaxis (PrEP). We developed 2 PrEP for Australia's primary HIV-affected population, gay and bisexual men. Methods: Data were drawn from national, repeated, cross-sectional surveys (the Gay Community Periodic Surveys PrEPARE Project). One cascade had 3 steps, other 7 steps. Trends over time assessed using logistic regression. For most recent year, we identified biggest drop between...

10.1097/qai.0000000000002243 article EN JAIDS Journal of Acquired Immune Deficiency Syndromes 2020-01-08

Minority groups may face additional barriers to vaccination. In April-June 2021, we assessed the level of COVID-19 vaccination and willingness be vaccinated in a national, online survey 1280 gay bisexual men Australia. Over quarter sample (28.0%) had been partially or fully vaccinated, 80.0% unvaccinated were willing vaccinated. Vaccination was independently associated with older age, being university educated, HIV status (with HIV-positive participants more likely untested less vaccinated)....

10.1007/s10461-022-03603-x article ES cc-by AIDS and Behavior 2022-01-31

<h3>Objective</h3> Assess willingness to use HIV pre-exposure prophylaxis (PrEP), support for others using it and have sex with partners PrEP among Australian gay bisexual men (GBM). <h3>Methods</h3> National, online cross-sectional surveys of GBM were conducted in 2011, 2013 2015. Scales measuring developed 2015 factor analysis. Trends associations key measures analysed multivariate logistic regression. <h3>Results</h3> During 2011–2015, 3850 completed by GBM. Willingness HIV-negative...

10.1136/sextrans-2016-052774 article EN Sexually Transmitted Infections 2017-01-20

We assessed willingness to use HIV pre-exposure prophylaxis (PrEP) and current PrEP among gay bisexual men (GBM) in Australia.National, online cross-sectional surveys of GBM were conducted 2013, 2015, 2017, 2019. Willingness was measured on a previously validated scale. Trends associations with key measures analyzed using multivariate logistic regression.During 2013-2019, 4908 completed. Among HIV-negative untested not currently PrEP, increased from 23.0% 2013 36.5% 2017 (P < 0.001) but then...

10.1097/qai.0000000000002572 article EN JAIDS Journal of Acquired Immune Deficiency Syndromes 2020-11-24

Background Expanded access to HIV pre-exposure prophylaxis (PrEP) is being actively debated in Australia. Awareness and knowledge of this HIV-prevention method have not been assessed detail the primary affected population, gay bisexual men. Methods: PrEP were among Australian men, who asked complete a national, anonymous, online survey 2015. Associations with awareness identified multivariate logistic regression associations using linear regression. Results: Among 1251 participants, 954...

10.1071/sh15243 article EN Sexual Health 2016-01-01

This preliminary study explored gambling in the lesbian, gay, bisexual, transsexual and intersex (LGBTI) community, recognising this as an under researched area. Several factors were considered alongside gambling, namely mental health, substance use, alcohol use self-control. Participants recruited to take part online survey, with a final sample of 69 obtained. Findings revealed that activities such pub slot machines/games (58%) most common form followed by scratch cards (43.5%). The motive...

10.18103/mra.v0i3.202 article EN Medical Research Archives 2015-06-07

In recent work on environmental and health risks, Isabelle Stengers has suggested that governing logics have been seized by a strange injunction: “the right not to pay attention.” She characterizes “paying attention” as an art brings into play connections we are in the habit of keeping separate. this article, use insight characterize different forms prevention drugs field, arguing “modes important consideration for harm reduction counterpublic health. Our case study centers ACON Rovers, team...

10.1177/0091450916661821 article EN Contemporary Drug Problems 2016-08-05

We have tracked belief in the effectiveness of HIV treatment as prevention (TasP) among Australian gay and bisexual men (GBM) since 2013. National, online cross-sectional surveys GBM were conducted every 2 years during 2013–2019. Trends associations analyzed using multivariate logistic regression. Data from 4,903 survey responses included. Belief that prevents transmission increased 2.6% 2013 to 34.6% 2019. TasP was consistently higher HIV-positive participants than other participants. In...

10.1521/aeap.2021.33.1.62 article EN AIDS Education and Prevention 2021-02-01

ABSTRACT Background Despite the increasing availability of oral PrEP in Europe, gaps remain coverage HIV prevention strategies at a population level. Long-acting injectable (LA PrEP) has potential to help provide greater proportions men who have sex with (MSM) and trans people, communities still disproportionately affected by HIV. Methods An online cross-sectional survey was conducted across 20 European countries from October 2023 April 2024. The translated into 22 local migrant languages....

10.1101/2024.11.04.24316697 preprint EN medRxiv (Cold Spring Harbor Laboratory) 2024-11-04

Background Global data highlight the disproportionate burden of HIV and sexually transmitted infections (STIs) among transgender individuals. However, scant exist for both non-binary individuals in European HIV/STI surveillance. Aim To assess self-reported prevalence bacterial STIs (syphilis, gonorrhoea, chlamydia) past 6 months individuals, comparing likelihoods recent between groups. Methods Using from cross-sectional PROTECT survey conducted 20 countries October 2023 to April 2024, we...

10.2807/1560-7917.es.2024.29.48.2400347 article EN cc-by Eurosurveillance 2024-11-28

To understand the characteristics of a minority Australian gay and bisexual men (GBM) who, despite an increase in number availability HIV risk reduction strategies, do not consistently use strategy to protect themselves from HIV.This analysis is based on data 2,920 participants national, online, prospective observational cohort study. GBM who never or rarely used strategies (NRR) were compared with two groups using multivariate logistic regression: i) pre-exposure prophylaxis (PrEP) ii)...

10.1371/journal.pone.0233922 article EN cc-by PLoS ONE 2020-06-01

Abstract Relationship agreements are important for HIV prevention among gay and bisexual men (GBM) in relationships, with research earlier the epidemic often finding that specified monogamy or condom use casual partners. There is evidence pre-exposure prophylaxis (PrEP) has shifted sexual practices some such as allowing condomless sex partners, but there been little attention paid to relationship GBM who PrEP. In this paper, we analyzed national, Australian, cross-sectional data from an...

10.1007/s10508-022-02382-9 article EN cc-by Archives of Sexual Behavior 2022-08-08

Condoms have been the primary form of HIV prevention for gay and bisexual men (GBM) most epidemic. The introduction biomedical may changed attitudes towards condoms. Data from repeated national online surveys GBM in Australia were used to examine how condoms confidence discussing with partners period 2011-2019. proportion all participants who reported a positive experience using remained low unchanged (9.6% 2011 6.0% 2019). Confidence decreased over time (from 72.2% 56.6% was associated...

10.1521/aeap.2022.34.6.453 article EN AIDS Education and Prevention 2022-12-01

Background Long-acting injectable HIV pre-exposure prophylaxis (LAI-PrEP) offers potentials for expanding PrEP coverage and improving public health outcomes. This study synthesises global evidence on the prevalence determinants of interest in preference LAI-PrEP among men-who-have-sex-with-men (MSM), trans* individuals, cis-gender heterosexual women. Methods We conducted a systematic review meta-analysis, building quantitative studies from previous (January 1, 2010, to September 27, 2021)...

10.1101/2024.09.25.24314401 preprint EN cc-by-nc-nd medRxiv (Cold Spring Harbor Laboratory) 2024-09-26
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