Publications by authors named "Peter J Saxton"

Introduction: Internationally, trans women are disproportionately impacted by HIV, encounter specific barriers navigating safer sex and face inequities accessing HIV prevention, including pre-exposure prophylaxis (PrEP). Aotearoa/New Zealand (hereafter Aotearoa) was one of the first countries internationally to publicly fund PrEP in 2018, including for trans people. However, few data exist on PrEP awareness or sexual negotiation among trans populations to guide implementation.

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Background: Diagnosis rates of Chlamydia trachomatis are high in New Zealand; 1.3% of men and 3.7% of women aged 15 to 29 years were diagnosed in 2016.

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Aim: To summarise findings of the epidemiology of AIDS and HIV infection in New Zealand.

Method: Key results from reports of AIDS and diagnosed HIV infection are presented. Where appropriate, data on HIV diagnoses are reported for the period 2010-2014 to indicate the current pattern of diagnoses.

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Background: Respondent-driven sampling (RDS) is a method of approximating random sampling of populations that are difficult to locate and engage in research such as gay, bisexual and other men who have sex with men (GBM). However, its effectiveness among established urban gay communities in high-income countries is largely unexplored outside North America. We conducted a pilot study of RDS among urban GBM in Auckland, New Zealand to assess its local applicability for sexual health research.

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Introduction: General practitioners (GPs) can improve HIV and sexually transmitted infection (STI) screening, vaccination and wellbeing among gay, bisexual and other men who have sex with men (GBM) if they are aware of a patient's sexual orientation.

Aim: To estimate GP awareness of their GBM patients' sexual orientation and examine whether HIV and STI screening was associated with this.

Methods: We analysed anonymous, self-completed data from 3168 GBM who participated in the community-based Gay Auckland Periodic Sex Survey (GAPSS) and Internet-based Gay men's Online Sex Survey (GOSS) in 2014.

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Most HIV behavioural surveillance programmes for gay, bisexual and other men who have sex with men (MSM) sample from location-based (offline) or web-based (online) populations, but few combine these two streams. MSM sampled online have been found to differ demographically and behaviourally from those sampled offline, meaning trends identified in one system may not hold for the other. The aim was to examine trends among MSM responding to supplementary repeat online behavioural surveillance surveys who had not participated in offline surveillance earlier that year in the same city, to see whether trends were parallel, converged or diverged.

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Background: Understanding HIV testing behaviour is vital to developing evidence-based policy and programming that supports optimal HIV care, support, and prevention. This has not been investigated among younger gay, bisexual, and other men who have sex with men (YMSM, aged 16-29) in New Zealand.

Methods: National HIV sociobehavioural surveillance data from 2006, 2008, and 2011 was pooled to determine the prevalence of recent HIV testing (in the last 12 months) among YMSM.

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Objectives: Over the last decade, annual HIV diagnoses among men who have sex with men (MSM) in New Zealand increased, then stabilised in 2006 and have not increased further. The aim was to examine trends in behaviours in order to better understand this pattern and inform community-based prevention.

Methods: From 2002 to 2011, we conducted five repeat cross-sectional behavioural surveillance surveys among MSM at community locations in Auckland (fair day, gay bars, sex-on-site venues; n=6091).

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Background: The prevalence of HIV infection and how this varies between subgroups is a fundamental indicator of epidemic control. While there has been a rise in the number of HIV diagnoses among men who have sex with men (MSM) in New Zealand over the last decade, the actual prevalence of HIV and the proportion undiagnosed is not known. We measured these outcomes in a community sample of MSM in Auckland, New Zealand.

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Objectives: To describe trends in HIV diagnoses among men who have sex with men (MSM) in New Zealand 1996-2008, and to identify characteristics associated with HIV diagnoses in the resurgent phase.

Methods: Data collected through routine surveillance of HIV infection, where the mode of transmission included homosexual contact, were analysed over the period 1996-2008.

Results: Annual HIV diagnoses were low during 1996-2000, rose sharply between 2001 and 2005, and remained at an elevated plateau between 2006 and 2008.

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Background: This paper is drawn from the first comprehensive study in New Zealand of the health and social experiences of HIV positive people and specifically addresses the experiences of HIV positive Maori.

Methods: A total of 226 HIV positive men and women completed an anonymous, self-administered HIV Futures New Zealand questionnaire. Twenty-five Maori completed the survey (17 male, 7 female, 1 transgendered).

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Aims: To investigate the lifetime self-reported incidence of sexually transmitted diseases and hepatitis A, B and C in a national sample of men who have sex with men (MSM) in New Zealand.

Methods: A national telephone survey of MSM was conducted in 1996 with the aim of collecting baseline information on the sexual behaviour, safe sex practices, socio-sexual milieu and HIV knowledge of a broad range of MSM.

Results: Of the 1852 respondents, 37.

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