Search Results - "Copas, AJ"

Nonprobability Web surveys to measure sexual behaviors and attitudes in the general population: a comparison with a probability sample interview survey by Erens, Bob, Burkill, Sarah, Couper, Mick P, Conrad, Frederick, Clifton, Soazig, Tanton, Clare, Phelps, Andrew, Datta, Jessica, Mercer, Catherine H, Sonnenberg, Pam, Prah, Philip, Mitchell, Kirstin R, Wellings, Kaye, Johnson, Anne M, Copas, Andrew J

“…Nonprobability Web surveys using volunteer panels can provide a relatively cheap and quick alternative to traditional health and epidemiological surveys…”
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Predictors of CD4 cell recovery following initiation of antiretroviral therapy among HIV‐1 positive patients with well‐estimated dates of seroconversion by Stirrup, OT, Copas, AJ, Phillips, AN, Gill, MJ, Geskus, RB, Touloumi, G, Young, J, Bucher, HC, Babiker, AG, Kelleher, Tony, Cooper, David, Grey, Pat, Finlayson, Robert, Bloch, Mark, Kelleher, Tony, Ramacciotti, Tim, Gelgor, Linda, Smith, Don, Zangerle, Robert, Gill, John, Lutsar, Irja, Chêne, Geneviève, Dabis, Francois, Thiebaut, Rodolphe, Costagliola, Dominique, Guiguet, Marguerite, Vanhems, Philippe, Chaix, Marie‐Laure, Ghosn, Jade, Meyer, Laurence, Boufassa, Faroudy, Hamouda, Osamah, Meixenberger, Karolin, Bannert, Norbert, Bartmeyer, Barbara, Antoniadou, Anastasia, Chrysos, Georgios, Daikos, Georgios L., Pantazis, Nikos, Katsarou, Olga, Rezza, Giovanni, Dorrucci, Maria, Monforte, Antonella, Luca, Andrea, Prins, Maria, Geskus, Ronald, Helm, Jannie, Schuitemaker, Hanneke, Sannes, Mette, Brubakk, Oddbjorn, Kran, Anne‐Marte, Rosinska, Magdalena, Muga, Roberto, Tor, Jordi, Olalla, Patricia, Cayla, Joan, Amo, Julia, Moreno, Santiago, Monge, Susana, Amo, Julia, Romero, Jorge, Pérez‐Hoyos, Santiago, Sönnerborg, Anders, Bucher, C, Günthard, Huldrych, Scherrer, Alexandra, Malyuta, Ruslan, Murphy, Gary, Porter, Kholoud, Johnson, Anne, Babiker, Abdel, Pillay, Deenan, Morrison, Charles, Salata, Robert, Mugerwa, Roy, Chipato, Tsungai, Price, Matt A., Gilmour, Jill, Kamali, Anatoli, Karita, Etienne

“…Objectives To investigate factors that predict speed of recovery and long‐term CD4 cell count in HIV‐1 seroconverters initiating combination antiretroviral…”
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Sexual behaviour in Britain: partnerships, practices, and HIV risk behaviours by Johnson, Anne M, Mercer, Catherine H, Erens, Bob, Copas, Andrew J, McManus, Sally, Wellings, Kaye, Fenton, Kevin A, Korovessis, Christos, Macdowall, Wendy, Nanchahal, Kiran, Purdon, Susan, Field, Julia

“…Sexual behaviour is a major determinant of sexual and reproductive health. We did a National Survey of Sexual Attitudes and Lifestyles (Natsal 2000) in…”
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Sexual behaviour in Britain: early heterosexual experience by Wellings, Kaye, Nanchahal, Kiran, Macdowall, Wendy, McManus, Sally, Erens, Bob, Mercer, Catherine H, Johnson, Anne M, Copas, Andrew J, Korovessis, Christos, Fenton, Kevin A, Field, Julia

“…Relatively high rates of teenage conception and sexually transmitted infection among young people in Britain have focused attention on early sexual behaviour…”
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Predictors of CD 4 cell recovery following initiation of antiretroviral therapy among HIV ‐1 positive patients with well‐estimated dates of seroconversion by Stirrup, OT, Copas, AJ, Phillips, AN, Gill, MJ, Geskus, RB, Touloumi, G, Young, J, Bucher, HC, Babiker, AG

“…Objectives To investigate factors that predict speed of recovery and long‐term CD 4 cell count in HIV ‐1 seroconverters initiating combination antiretroviral…”
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Sexual behaviour in Britain: reported sexually transmitted infections and prevalent genital Chlamydia trachomatis infection by Fenton, Kevin A, Korovessis, Christos, Johnson, Anne M, McCadden, Angela, McManus, Sally, Wellings, Kaye, Mercer, Catherine H, Carder, Caroline, Copas, Andrew J, Nanchahal, Kiran, Macdowall, Wendy, Ridgway, Geoff, Field, Julia, Erens, Bob

“…Studies of the epidemiology of sexually transmitted infections (STI) are largely based on surveillance data. As part of a national survey of sexual attitudes…”
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Ethnic variations in sexual behaviour in Great Britain and risk of sexually transmitted infections: a probability survey by Fenton, Kevin A, Mercer, Catherine H, McManus, Sally, Erens, Bob, Wellings, Kaye, Macdowall, Wendy, Byron, Christos L, Copas, Andrew J, Nanchahal, Kiran, Field, Julia, Johnson, Anne M

“…Ethnic variations in the rate of diagnosed sexually transmitted infections (STIs) have been reported in many developed countries. We used data from the second…”
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Acute kidney injury among HIV-infected patients admitted to the intensive care unit by Randall, D W, Brima, N, Walker, D, Connolly, J, Laing, C, Copas, A J, Edwards, S G, Batson, S, Miller, R F

“…We describe the incidence, associations and outcomes of acute kidney injury (AKI) among HIV-infected patients admitted to the intensive care unit (ICU). We…”
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Reported Sexually Transmitted Disease Clinic Attendance and Sexually Transmitted Infections in Britain: Prevalence, Risk Factors, and Proportionate Population Burden by Fenton, Kevin A., Mercer, Catherine H., Johnson, Anne M., Byron, Christos L., McManus, Sally, Erens, Bob, Copas, Andrew J., Nanchahal, Kiran, Macdowall, Wendy, Wellings, Kaye

“…BackgroundWe examined attendance at sexually transmitted disease (STD) clinics and the prevalence, distribution, and associated demographic and behavioral…”
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Increasing prevalence of male homosexual partnerships and practices in Britain 1990-2000: evidence from national probability surveys by MERCER, Catherine H, FENTON, Kevin A, COPAS, Andrew J, WELLINGS, Kaye, ERENS, Bob, MCMANUS, Sally, NANCHAHAL, Kiran, MACDOWALLC, Wendy, JOHNSON, Anne M

“…To estimate the prevalence and timing of homosexual experience among British men; to explore the patterns of sexual practices and partnerships in 2000, and…”
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Effect of computer-assisted self-interviews on reporting of sexual HIV risk behaviours in a general population sample : a methodological experiment by JOHNSON, Anne M, COPAS, Andrew J, ERENS, Bob, MANDALIA, Sundhiya, FENTON, Kevin, KOROVESSIS, Christos, WELLINGS, Kaye, FIELD, Julia

“…To develop methods to maximize the accuracy of reporting HIV risk behaviours in a general population survey. We assessed the feasibility of using a…”
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Investigating the relationship between HIV testing and risk behaviour in Britain: National Survey of Sexual Attitudes and Lifestyles 2000 by MCGARRIGLE, Christine A, MERCER, Catherine H, FENTON, Kevin A, COPAS, Andrew J, WELLINGS, Kaye, ERENS, Bob, JOHNSON, Anne M

“…To estimate the prevalence of, and identify factors associated with, HIV testing in Britain. A large, stratified probability sample survey of sexual attitudes…”
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The effects of antiretroviral therapy on HIV-1 RNA loads in seminal plasma in HIV-positive patients with and without urethritis by SADIQ, S. Tariq, TAYLOR, Stephen, KAYE, Steve, BENNETT, Julie, JOHNSTONE, Ruth, BYRNE, Patrick, COPAS, Andrew J, DRAKE, Susan M, PILLAY, Deenan, WELLER, Ian

“…High seminal plasma HIV-1 RNA loads (SVL) have been reported during gonococcal, non-gonococcal and chlamydial urethritis in patients not taking antiretroviral…”
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Who reports sexual function problems? Empirical evidence from Britain’s 2000 National Survey of Sexual Attitudes and Lifestyles by Mercer, C H, Fenton, K A, Johnson, A M, Copas, A J, Macdowall, W, Erens, B, Wellings, K

“…Objective: To identify sociodemographic, sexual, and health behavioural and attitudinal factors associated with reporting sexual function problems. Methods: A…”
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The effects of early syphilis on CD4 counts and HIV-1 RNA viral loads in blood and semen by Sadiq, S T, McSorley, J, Copas, A J, Bennett, J, Edwards, S J, Kaye, S, Kirk, S, French, P, Weller, I V D

“…Objective: To examine the effect of early syphilis on blood and semen plasma HIV-1 viral loads and CD4 counts. Methods: In a retrospective case-control study,…”
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Men who have sex with men: a comparison of a probability sample survey and a community based study by Dodds, J P, Mercer, C H, Mercey, D E, Copas, A J, Johnson, A M

“…We compared characteristics of men who have sex with men (MSM) in a probability sample survey with a community based study in London. The majority of men in…”
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The effects of urethritis on seminal plasma HIV-1 RNA loads in homosexual men not receiving antiretroviral therapy by Sadiq, S T, Taylor, S, Copas, A J, Bennett, J, Kaye, S, Drake, S M, Kirk, S, Pillay, D, Weller, I V D

“…Objectives: To examine the effects of urethritis and its treatment on semen plasma HIV-1 RNA load in HIV-1 infected men not receiving antiretroviral therapy…”
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Africans in london continue to present with advanced HIV disease in the era of highly active antiretroviral therapy by BURNS, Fiona M, FAKOYA, Ade O, COPAS, Andrew J, FRENCH, Patrick D

“…Our findings show that despite the numerous advances in the management of HIV disease, this has not resulted in earlier presentation in Africans or…”
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A cognitive behavioural intervention to reduce sexually transmitted infections among gay men: randomised trial by Imrie, John, Stephenson, Judith M, Cowan, Frances M, Wanigaratne, Shamil, Billington, Andrew J P, Copas, Andrew J, French, Lesley, French, Patrick D, Johnson, Anne M

“…Abstract Objective: To determine the effectiveness of a brief cognitive behavioural intervention in reducing the incidence of sexually transmitted infections…”
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Is use of antiretroviral therapy among homosexual men associated with increased risk of transmission of HIV infection? by STEPHENSON, J. M, IMRIE, J, DAVIS, M. M. D, MERCER, C, BLACK, S, COPAS, A. J, HART, G. J, DAVIDSON, O. R, WILLIAMS, I. G

“…There is concern that use of highly active antiretroviral therapy (HAART) may be linked to increased sexual risk behaviour among homosexual men. We…”
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