Joseph D. Tucker

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BACKGROUND Methadone maintenance treatment (MMT) has been scaled up by the Chinese government alongside persistent compulsory drug user detention, but the extent to which detention interferes with MMT is unknown. The study systematically reviews Chinese MMT retention rates, reasons for drop out, and behavioural changes. METHOD Chinese and English(More)
INTRODUCTION Syphilis has made a dramatic resurgence in China during the past two decades. During the Cultural Revolution (1966e76), sexually transmitted infections (STI) were so uncommon that they were removed from standard Chinese medical training curricula. 1 As China's market economy expanded during 1980s economic reforms, reported STI, including(More)
BACKGROUND Syphilis cases have risen in many parts of China, with developed regions reporting the greatest share of cases. Since syphilis increases in these areas are likely driven by both increased screening and changes in sexual behaviours, distinguishing between these two factors is important. Examining municipal-level primary syphilis cases with spatial(More)
BACKGROUND UNAIDS has called for greater HIV/syphilis testing worldwide just as local HIV/syphilis testing programs are cut or altered. New models are needed to make HIV/syphilis testing services sustainable while retaining their essential public health function. Social entrepreneurship, using business principles to promote a social cause, provides a(More)
OBJECTIVES To determine the prevalence and correlates of syphilis among pregnant women in rural areas of South China. METHODS Point-of-care syphilis testing was provided at 71 health facilities in less developed, rural areas of Guangdong Province. Positive samples were confirmed at a local referral center by toluidine red unheated serum tests (TRUST) and(More)
BACKGROUND Female sex workers have been the target of numerous sexually transmitted infection (STI) prevention strategies in China, but their male clients have attracted considerably less public health attention and resources. We sought to systematically assess the prevalence of HIV, syphilis, gonorrhea, and chlamydia among heterosexual male clients of(More)
BACKGROUND Syphilis is resurgent in many regions of the world. Molecular typing is a robust tool for investigating strain diversity and epidemiology. This study aimed to review original research on molecular typing of Treponema pallidum (T. pallidum) with three objectives: (1) to determine specimen types most suitable for molecular typing; (2) to determine(More)
OBJECTIVE The objective of this review was to examine different monitoring strategies (clinical, immunologic (CD4 T cell count measurement) and virologic (viral load measurement)) to inform revision of the 2013 WHO guidelines for antiretroviral therapy (ART) in low and middle-income countries. DESIGN A systematic review. METHODS We searched 10(More)
BACKGROUND The last decade has seen enormous advances in HIV treatment and care, but how to implement scaled up HIV testing, prevention, and treatment in low-income areas still presents a formidable public health challenge. South China faces expanding syphilis and sexually transmitted HIV epidemics, but health systems characteristics important for scaling(More)