Full Text Journal Articles by
Author Eric P F Chow

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Brief Report: Changes in PrEP Use, Sexual Practice, and Use of Face Mask During Sex Among MSM During the Second Wave of COVID-19 in Melbourne, Australia.

Eric P F Chow, Jane S Hocking, Jason J Ong, Tiffany R Phillips, Tina Schmidt, Andrew Buchanan, Elena Rodriguez, Kate Maddaford, Christopher K Fairley,

<h4>Background</h4>A second wave of COVID-19 began in late June in Victoria, Australia. Stage 3 then Stage 4 restrictions were introduced in July-August. This study aimed to compare the use of pre-exposure prophylaxis (PrEP) and sexual practices among men who have sex with men taking PrEP between May-June (post-first lockdown) and ... Read more >>

J Acquir Immune Defic Syndr (Journal of acquired immune deficiency syndromes (1999))
[2021, 86(2):153-156]

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Brief Report: Group Sex Among Men Who Have Sex With Men in the Era of PrEP: A Cross-Sectional Study.

Tiffany R Phillips, Christopher K Fairley, Catriona S Bradshaw, Jane S Hocking, Edmond P H Choi, Jason J Ong, Marjan Tabesh, Kate Maddaford, Eric P F Chow,

<h4>Background</h4>Group sex has been commonly reported among gay and bisexual men who have sex with men (GBMSM); however, there are limited studies on the factors associated with participating in group sex.<h4>Setting</h4>A cross-sectional study among GBMSM attending a sexual health clinic in Melbourne, Australia.<h4>Methods</h4>Univariable and multivariable logistic regression were performed to ... Read more >>

J Acquir Immune Defic Syndr (Journal of acquired immune deficiency syndromes (1999))
[2021, 86(2):e23-e27]

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HIV, Sexually Transmitted Infections and Sexual Practices Among Male Sex Workers Attending a Sexual Health Clinic in Melbourne, Australia: 2010 to 2018.

Evelyn M Turek, Christopher K Fairley, Marjan Tabesh, Tiffany R Phillips, Catriona S Bradshaw, Elena Rodriguez, Eric P F Chow,

<h4>Background</h4>There are limited data on HIV/sexually transmitted infection (STI) positivity and sexual practices among male sex workers (MSWs) both globally and particularly in Australia. This study aimed to explore demographic characteristics, sexual practices, and HIV/STI positivity among MSWs attending a sexual health clinic in Melbourne.<h4>Methods</h4>We analyzed computerized medical records of ... Read more >>

Sex Transm Dis (Sexually transmitted diseases)
[2021, 48(2):103-108]

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Are Mycoplasma hominis, Ureaplasma urealyticum and Ureaplasma parvum associated with specific genital symptoms and clinical signs in non-pregnant women?

Erica L Plummer, Lenka A Vodstrcil, Kaveesha Bodiyabadu, Gerald L Murray, Michelle Doyle, Rosie L Latimer, Christopher K Fairley, Matthew Payne, Eric P F Chow, Suzanne M Garland, Catriona S Bradshaw,

<h4>Background</h4>There is limited evidence supporting an association between Mycoplasma hominis, Ureaplasma urealyticum and Ureaplasma parvum and symptoms or disease in non-pregnant women. However, testing and reporting of these organisms frequently occurs, in-part due to their inclusion in multiplex-PCR assays for sexually transmitted infection (STI) detection. We investigated if M. hominis, ... Read more >>

Clin Infect Dis (Clinical infectious diseases : an official publication of the Infectious Diseases Society of America)
[2021, :]

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HIV non-occupational postexposure prophylaxis (nPEP) usage among five key populations in China.

Haochu Li, Ran Wei, Eduardo Piqueiras, Eric P F Chow, Kedi Jiao, Taylor Lewis, Wei Ma,

<h4>Objectives</h4>To examine the feasibility of non-occupational postexposure prophylaxis (nPEP) as a national strategy for HIV prevention in China, we investigated nPEP usage and related sociodemographic and behavioural factors among five key populations at high risk of contracting HIV.<h4>Methods</h4>We conducted a cross-sectional study among five key populations from November 2018 to ... Read more >>

Sex Transm Infect (Sexually transmitted infections)
[2021, :]

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Group sex events among female sex workers in Melbourne, Australia.

Evelyn M Turek, Christopher K Fairley, Marjan Tabesh, Tiffany R Phillips, Eric P F Chow,

Background Group sex is associated with increased risk of HIV and sexually transmissible infections (STIs), but there is limited data on group sex among female sex workers (FSW). Understanding current group sex practices among FSW may assist with understanding and addressing the rise in STIs observed among Australian FSW in ... Read more >>

Sex Health (Sexual health)
[2020, 17(6):534-537]

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HIV testing and diagnoses during the COVID-19 pandemic in Melbourne, Australia.

Eric P F Chow, Jason J Ong, Ian Denham, Christopher K Fairley,

J Acquir Immune Defic Syndr (Journal of acquired immune deficiency syndromes (1999))
[2020, Publish Ahead of Print:]

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Incidence and duration of incident oropharyngeal gonorrhoea and chlamydia infections among men who have sex with men: prospective cohort study.

Eric P F Chow, Lenka A Vodstrcil, Deborah A Williamson, Kate Maddaford, Jane S Hocking, Melinda Ashcroft, Vesna De Petra, Catriona S Bradshaw, Christopher K Fairley,

<h4>Objectives</h4>This prospective cohort study aimed to determine the natural history and incidence of oropharyngeal gonorrhoea and chlamydia among a cohort of men who have sex with men (MSM) over a 12-week period, and to examine risk factors associated with incident oropharyngeal infections.<h4>Methods</h4>MSM either aged ≥18 years and had a diagnosis ... Read more >>

Sex Transm Infect (Sexually transmitted infections)
[2020, :]

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Love during lockdown: findings from an online survey examining the impact of COVID-19 on the sexual health of people living in Australia.

Jacqueline Coombe, Fabian Yuh Shiong Kong, Helen Bittleston, Henrietta Williams, Jane Tomnay, Alaina Vaisey, Sue Malta, Jane L Goller, Meredith Temple-Smith, Louise Bourchier, Andrew Lau, Eric P F Chow, Jane S Hocking,

<h4>Introduction</h4>Australia recorded its first case of COVID-19 in late January 2020. On 22P March 2020, amid increasing daily case numbers, the Australian Government implemented lockdown restrictions to help 'flatten the curve'. Our study aimed to understand the impact of lockdown restrictions on sexual and reproductive health. Here we focus on ... Read more >>

Sex Transm Infect (Sexually transmitted infections)
[2020, :]

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Chlamydia trachomatis transmission between the oropharynx, urethra and anorectum in men who have sex with men: a mathematical model.

Xianglong Xu, Eric P F Chow, Jason J Ong, Christian J P A Hoebe, Zhuoru Zou, Jane S Hocking, Christopher K Fairley, Lei Zhang,

<h4>Background</h4>It has been presumed that Chlamydia trachomatis is transmitted between men only through anal or oral sex, but no mathematical models have tested this presumption.<h4>Methods</h4>To test this presumption, we created 20 compartmental mathematical models of different sexual practices that included both oral and anal sex and calibrated these models to ... Read more >>

BMC Med (BMC medicine)
[2020, 18(1):326]

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Nudgeathons to control HIV: designing strategies using behavioural economics.

Jason J Ong, Eric P F Chow, Daniel Read, Umar Taj, David Lee, Ivo Vlaev,

AIDS (AIDS (London, England))
[2020, 34(15):2337-2340]

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Modelling the contribution that different sexual practices involving the oropharynx and saliva have on Neisseria gonorrhoeae infections at multiple anatomical sites in men who have sex with men.

Xianglong Xu, Eric P F Chow, Jason J Ong, Christian J P A Hoebe, Deborah Williamson, Mingwang Shen, Fabian Yuh Shiong Kong, Jane S Hocking, Christopher K Fairley, Lei Zhang,

<h4>Background</h4>The spectrum of sexual practices that transmit <i>Neisseria gonorrhoeae</i> in men who have sex with men (MSM) is controversial. No studies have modelled potential <i>Neisseria gonorrhoeae</i> transmission when one sexual practice follows another in the same sexual encounter ('sequential sexual practices'). Our aim was to test what sequential practices were ... Read more >>

Sex Transm Infect (Sexually transmitted infections)
[2020, :]

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Treating male partners of women with bacterial vaginosis (StepUp): a protocol for a randomised controlled trial to assess the clinical effectiveness of male partner treatment for reducing the risk of BV recurrence.

Lenka A Vodstrcil, Erica L Plummer, Michelle Doyle, Christopher K Fairley, Colette McGuiness, Deborah Bateson, Jane S Hocking, Matthew G Law, Kathy Petoumenos, Basil Donovan, Eric P F Chow, Catriona S Bradshaw, ,

<h4>Background</h4>Bacterial vaginosis (BV) is estimated to affect 1 in 3 women globally and is associated with obstetric and gynaecological sequelae. Current recommended therapies have good short-term efficacy but 1 in 2 women experience BV recurrence within 6 months of treatment. Evidence of male carriage of BV-organisms suggests that male partners may ... Read more >>

BMC Infect Dis (BMC infectious diseases)
[2020, 20(1):834]

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Treatment efficacy for pharyngeal Neisseria gonorrhoeae: a systematic review and meta-analysis of randomized controlled trials.

Fabian Y S Kong, Christina L Hatzis, Andrew Lau, Deborah A Williamson, Eric P F Chow, Christopher K Fairley, Jane S Hocking,

<h4>Background</h4>Rising gonorrhoea rates require highly effective treatments to reduce transmission and prevent development of antimicrobial resistance. Currently the most effective treatments for pharyngeal gonorrhoea remain unclear. This review aimed to estimate treatment efficacy for pharyngeal gonorrhoea.<h4>Methods</h4>Online bibliographic databases were searched for the period 1 January 2000 to 17 September 2019 ... Read more >>

J Antimicrob Chemother (The Journal of antimicrobial chemotherapy)
[2020, 75(11):3109-3119]

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Predicting the diagnosis of HIV and sexually transmitted infections among men who have sex with men using machine learning approaches.

Yining Bao, Nicholas A Medland, Christopher K Fairley, Jinrong Wu, Xianwen Shang, Eric P F Chow, Xianglong Xu, Zongyuan Ge, Xun Zhuang, Lei Zhang,

<h4>Objectives</h4>We aimed to develop machine learning models and evaluate their performance in predicting HIV and sexually transmitted infections (STIs) diagnosis based on a cohort of Australian men who have sex with men (MSM).<h4>Methods</h4>We collected clinical records of 21,273 Australian MSM during 2011-2017. We compared accuracies for predicting HIV and STIs ... Read more >>

J Infect (The Journal of infection)
[2021, 82(1):48-59]

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"Moving from one environment to another, it doesn't automatically change everything". Exploring the transnational experience of Asian-born gay and bisexual men who have sex with men newly arrived in Australia.

Tiffany R Phillips, Nicholas Medland, Eric P F Chow, Kate Maddaford, Rebecca Wigan, Christopher K Fairley, Jason J Ong, Jade E Bilardi,

Asian-born gay, bisexual and other men who have sex with men (gbMSM) who are newly arrived in Australia are at a higher risk of acquiring HIV than Australian-born gbMSM. We used a social constructionist framework to explore HIV knowledge and prevention strategies used by newly-arrived Asian-born gbMSM. Twenty four Asian-born ... Read more >>

PLoS One (PloS one)
[2020, 15(11):e0242788]

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An open-label, parallel-group, randomised controlled trial of antiseptic mouthwash versus antibiotics for oropharyngeal gonorrhoea treatment (OMEGA2).

Eric P F Chow, Kate Maddaford, Jane S Hocking, Catriona S Bradshaw, Rebecca Wigan, Marcus Y Chen, Benjamin P Howden, Deborah A Williamson, Christopher K Fairley,

New treatments for oropharyngeal gonorrhoea are required to address rising antimicrobial resistance. We aimed to examine the efficacy of a 14-day course of mouthwash twice daily compared to standard treatment (antibiotic) for the treatment of oropharyngeal gonorrhoea. The OMEGA2 trial was a parallel-group and open-labelled randomised controlled trial among men ... Read more >>

Sci Rep (Scientific reports)
[2020, 10(1):19386]

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Sexually transmitted infection diagnoses and access to a sexual health service before and after the national lockdown for COVID-19 in Melbourne, Australia

Eric P F Chow, Jane S Hocking, Jason J Ong, Tiffany R Phillips, Christopher K Fairey,

Abstract Background We aimed to examine the impact of lockdown on sexually transmitted infection (STI) diagnoses and access to a public sexual health service in the COVID-19 pandemic in Melbourne, Australia. Methods The operating hours of Melbourne Sexual Health Centre (MSHC) remained the same during the lockdown. We examined the ... Read more >>

Open Forum Infect Dis (Open forum infectious diseases)
[2020, :]

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Domestic HPV vaccine price and economic returns for cervical cancer prevention in China: a cost-effectiveness analysis.

Zhuoru Zou, Christopher K Fairley, Jason J Ong, Jane Hocking, Karen Canfell, Xiaomeng Ma, Eric P F Chow, Xianglong Xu, Lei Zhang, Guihua Zhuang,

<h4>Background</h4>Coinciding with the release of the first Chinese domestic human papillomavirus (HPV) vaccine Cecolin in 2019, and the substantial advancements in cervical cancer screening technology, we aimed to evaluate the cost-effectiveness of the combined strategies of cervical cancer screening programmes and universal vaccination of girls (aged 9-14 years) with Cecolin ... Read more >>

Lancet Glob Health (The Lancet. Global health)
[2020, 8(10):e1335-e1344]

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Duration of gargling and rinsing among frequent mouthwash users: a cross-sectional study.

Tiffany Renee Phillips, Christopher Fairley, Kate Maddaford, Sabrina Trumpour, Rebecca Wigan, Catriona Bradshaw, Jane S Hocking, Eric P F Chow,

<h4>Objective</h4>To examine the rinsing and gargling mouthwash practices among frequent mouthwash users to determine if there are differences in use between gender, sexual orientation and sex work status.<h4>Design</h4>Cross-sectional study.<h4>Setting</h4>Data obtained from patients attending a sexual health centre located in Melbourne, Australia.<h4>Participants</h4>200 frequent mouthwash users (four or more times per week), ... Read more >>

BMJ Open (BMJ open)
[2020, 10(9):e040754]

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Clinical presentation of asymptomatic and symptomatic women who tested positive for genital gonorrhoea at a sexual health service in Melbourne, Australia.

Mario Martín-Sánchez, Christopher K Fairley, Jason J Ong, Kate Maddaford, Marcus Y Chen, Deborah A Williamson, Catriona S Bradshaw, Eric P F Chow,

Gonorrhoea cases in women have been rising in Australia in the 2010s but the cause of the increase is not well understood. This cross-sectional study aimed to describe the characteristics of genital gonorrhoea infection in women attending the Melbourne Sexual Health Centre, Australia. Gonorrhoea cases were diagnosed by nucleic acid ... Read more >>

Epidemiol Infect (Epidemiology and infection)
[2020, 148:e240]

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Changing from Clinician-Collected to Self-Collected Throat Swabs for Oropharyngeal Gonorrhea and Chlamydia Screening among Men Who Have Sex with Men.

Eric P F Chow, Catriona S Bradshaw, Deborah A Williamson, Shauna Hall, Marcus Y Chen, Tiffany R Phillips, Ria Fortune, Kate Maddaford, Christopher K Fairley,

The coronavirus disease 2019 (COVID-19) pandemic has led many clinics to move from clinician-collected to self-collected oropharyngeal swabs for the detection of sexually transmitted infections (STIs). Before this change, however, self-collection was used primarily for genital and anorectal infections, with only limited studies on the performance of self-collection of oropharyngeal ... Read more >>

J Clin Microbiol (Journal of clinical microbiology)
[2020, 58(9):]

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Doxycycline and Sitafloxacin Combination Therapy for Treating Highly Resistant Mycoplasma genitalium.

Duygu Durukan, Michelle Doyle, Gerald Murray, Kaveesha Bodiyabadu, Lenka Vodstrcil, Eric P F Chow, Jorgen S Jensen, Christopher K Fairley, Ivette Aguirre, Catriona S Bradshaw,

Antimicrobial-resistant Mycoplasma genitalium is becoming increasingly common and creating major treatment challenges. We present early data on combination therapy with doxycycline and sitafloxacin to treat highly resistant M. genitalium. We found the regimen was well tolerated and cured 11/12 infections that had failed prior regimens with moxifloxacin and pristinamycin. ... Read more >>

Emerg Infect Dis (Emerging infectious diseases)
[2020, 26(8):1870-1874]

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Resistance-Guided Antimicrobial Therapy Using Doxycycline-Moxifloxacin and Doxycycline-2.5 g Azithromycin for the Treatment of Mycoplasma genitalium Infection: Efficacy and Tolerability.

Duygu Durukan, Tim R H Read, Gerald Murray, Michelle Doyle, Eric P F Chow, Lenka A Vodstrcil, Christopher K Fairley, Ivette Aguirre, Elisa Mokany, Lit Y Tan, Marcus Y Chen, Catriona S Bradshaw,

BACKGROUND:Macrolide resistance in Mycoplasma genitalium (MG) exceeds 50% in many regions, and quinolone resistance is increasing. We recently reported that resistance-guided therapy (RGT) using doxycycline followed by sitafloxacin or 2.5 g azithromycin cured 92% and 95% of macrolide-resistant and macrolide-susceptible infections, respectively. We present data on RGT using doxycycline-moxifloxacin, the ... Read more >>

Clin Infect Dis (Clinical infectious diseases : an official publication of the Infectious Diseases Society of America)
[2020, 71(6):1461-1468]

Cited: 2 times

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Disparities in characteristics in accessing public Australian sexual health services between Medicare-eligible and Medicare-ineligible men who have sex with men.

Anysha M Walia, Christopher K Fairley, Catriona S Bradshaw, Marcus Y Chen, Eric P F Chow,

<h4>Objectives</h4>Accessible health services are a key element of effective human immunodeficiency virus (HIV) and sexually transmitted infection (STI) control. This study aimed to examine whether there were any differences in accessing sexual health services between Medicare-eligible and Medicare-ineligible men who have sex with men (MSM) in Melbourne, Australia.<h4>Methods</h4>We conducted a ... Read more >>

Aust N Z J Public Health (Australian and New Zealand journal of public health)
[2020, 44(5):363-368]

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