Antoinette Righarts

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OBJECTIVES To examine herpes simplex virus type 2 (HSV-2) incidence over four periods to age 38 in a birth cohort, and to compare risks for men and women, taking into account sexual behaviour. METHODS At ages 21, 26, 32 and 38, participants in the Dunedin Multidisciplinary Health and Development Study were invited to provide serum for HSV-2 serology, and(More)
BACKGROUND Knowledge about genital Chlamydia trachomatis (CT) infections in the Pacific is limited. In this study we investigated CT infection in Samoan women. METHODS We recruited women having unprotected sex aged 18 to 29 years from 41 Samoan villages. They completed a questionnaire and provided a urine sample for CT testing by PCR. Associations between(More)
The aim of this article is to describe trends in infectious syphilis in the UK, and specifically the epidemiology of the London syphilis outbreak, the largest in the UK to date. Analysis of routine surveillance data from genitourinary medicine (GUM) clinics was performed as well as data collection through enhanced surveillance systems. There have been(More)
London has relatively high rates of HIV, hepatitis B and syphilis, and has the potential for undiagnosed infection in pregnancy. As part of a drive to improve HIV testing in pregnancy, surveillance of a number of antenatal infections has been carried out in London's 30 maternity units since 2000. Infection screening rates rose from 89% in 2000 to 94% in(More)
Primary and secondary prevention are essential components of the response to HIV and sexually transmitted infections (STIs). We present findings from nationally implemented HIV/STI prevention interventions. In 2003, of those attending STI clinics at least 64% of men who have sex with men (MSM) and 55% of heterosexuals accepted a confidential HIV test; 88%(More)
Chlamydia trachomatis (Ct) serological studies in populations could help monitor changes in lifetime cumulative risk of infection. We developed a double-antigen sandwich ELISA based on the Ct-specific Pgp3 antigen, then tested blind stored sera from over 800 participants in a New Zealand birth cohort from Dunedin at ages 26, 32 and 38. The double-antigen(More)
This article reflects on the challenges of strengthening health research capacity from within Samoa. It examines the status of health research and related curricula in Samoa and discusses the outcomes of a new postgraduate applied social and health research methods course taught in Samoa for the first time from 5 January to 12 February 2010 by the(More)
AIM To establish the burden of infertility in women residing in Otago and Southland. METHODS A survey of women aged 25-50 years residing in Otago and Southland was conducted to determine the proportions that experienced infertility, sought medical help and resolved their infertility, and to assess the determinants of these outcomes. RESULTS Of the 1,125(More)
Primary and secondary prevention are essential components of the response to HIV and sexually transmitted infections (STIs). We present findings from nationally implemented HIV/STI prevention interventions. In 2003, of those attending STI clinics at least 64% of men who have sex with men (MSM) and 55% of heterosexuals accepted a confidential HIV test; 88%(More)
Conclusions about temporal changes in age and circumstances of first intercourse are generally derived from retrospective reports by people of various ages in cross-sectional studies, with an inherent assumption of no bias stemming from time since the event. We examined this assumption through repeated questions on age and circumstances of first(More)