Nataliya Brima

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BACKGROUND Tenofovir disoproxil fumarate (TDF) has been linked to renal impairment, but the extent to which this impairment is reversible is unclear. We aimed to investigate the reversibility of renal decline during TDF therapy. METHODS Cox proportional hazards models assessed factors associated with discontinuing TDF in those with an exposure duration of(More)
BACKGROUND The Sierra Leone Demographic Health Survey 2008 found an HIV prevalence of 1.5%. This study investigates associations with HIV infection and HIV testing. METHODS Households were selected using stratified multi-stage sampling. In all selected households women aged 15-49 were eligible. In every second household men aged 15-59 were also eligible.(More)
BACKGROUND There is growing interest from women and clinicians in extended or tailored use of the combined oral contraceptive (COC) pill. Potential advantages include less bleeding, greater contraceptive efficacy and user satisfaction. We examined the effect of a tailored pill regimen, compared with the standard regimen, on continuation and satisfaction(More)
BACKGROUND The purpose of this study was to determine attitudes to, and provision of, extended regimens for taking the combined oral contraceptive pill (COC) by specialist contraception practitioners from three contrasting specialist contraception services in London. METHODS An online cross-sectional survey was administered to all doctors and nurses, who(More)
OBJECTIVES Commonly used measures of engagement in HIV care do not take into account that the frequency of attendance is related to changes in treatment and health status. This study developed a new measure of engagement in care (EIC) incorporating clinical factors. METHODS We conducted semi-structured interviews with eight HIV physicians to identify(More)
OBJECTIVES To determine protease mutations that develop at viral failure for protease inhibitor (PI)-naive patients on a regimen containing the PI atazanavir. METHODS Resistance tests on patients failing atazanavir, conducted as part of routine clinical care in a multicentre observational study, were randomly matched by subtype to resistance tests from(More)
BACKGROUND Discontinuation of, and change in, use of contraceptive methods contributes to high unplanned pregnancy rates. The aims of the Contessa study were to estimate the prevalence of and reasons for discontinuation and change and to assess the implications for preventive intervention. METHODS Prospective cohort study of 1091 potentially fertile women(More)
OBJECTIVES To identify factors relevant for adolescents and young women in their selection of a contraceptive method and reasons for acceptance or rejection of long-acting reversible contraceptives (LARCs). METHOD Questionnaire survey among 194 women attending an integrated young people service. RESULTS Compared to the number of those who had heard(More)
Timothy M Rawson BSc MBBS, Nataliya Brima MSc, Fahad AlMajid MD FRCP, Anton L Pozniak MD FRCP, Azara Janmohamed PhD MRCP, Sundhiya Mandalia PhD, Sheena Basnayake RGN, Lusha Kellgren RGN, Andrew J Copas PhD, Robert F Miller MBBS FRCP Imperial College London, London, UK Research Department of Infection and Population Health, University College London, London,(More)
We describe the incidence, associations and outcomes of acute kidney injury (AKI) among HIV-infected patients admitted to the intensive care unit (ICU). We retrospectively analysed 223 admissions to an inner-London, University-affiliated ICU between 1999 and 2012, and identified those with AKI and performed multivariate analysis to determine associations(More)