Andrew Copas

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Shahmanesh Maryam; Wayal Sonali; Cowan Frances; Mabey David; Copas Andrew; Patel Vikram
Suicidal behavior among female sex workers in Goa, India: the silent epidemic.
Mercer Catherine H; Copas Andrew J; Sonnenberg Pam; Johnson Anne M; McManus Sally; Erens Bob; Cassell Jackie A
Who has sex with whom? Characteristics of heterosexual partnerships reported in a national probability survey and implications for STI risk.
Shahmanesh M; Cowan F; Wayal S; Copas A; Patel V; Mabey D
The burden and determinants of HIV and sexually transmitted infections in a population-based sample of female sex workers in Goa, India.

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All Publications

2009: Shahmanesh Maryam; Wayal Sonali; Cowan Frances; Mabey David; Copas Andrew; Patel Vikram
Suicidal behavior among female sex workers in Goa, India: the silent epidemic.
American journal of public health 2009;99(7):1239-46.
2009: Mercer Catherine H; Copas Andrew J; Sonnenberg Pam; Johnson Anne M; McManus Sally; Erens Bob; Cassell Jackie A
Who has sex with whom? Characteristics of heterosexual partnerships reported in a national probability survey and implications for STI risk.
International journal of epidemiology 2009;38(1):206-14.
2009: Shahmanesh M; Cowan F; Wayal S; Copas A; Patel V; Mabey D
The burden and determinants of HIV and sexually transmitted infections in a population-based sample of female sex workers in Goa, India.
Sexually transmitted infections 2009;85(1):50-9.
2009: Copas Andrew J; Mercer Catherine H; Farewell Vern T; Nanchahal Kiran; Johnson Anne M
Recent heterosexual partnerships and patterns of condom use: a weighted analysis.
Epidemiology (Cambridge, Mass.) 2009;20(1):44-51.
2008: Roedling S; Reeves I; Copas A J; Beattie A; Edwards S G; Fisher M; Benn P
Changes in the provision of post-exposure prophylaxis for HIV after sexual exposure following introduction of guidelines and publicity campaigns.
International journal of STD & AIDS 2008;19(4):241-2.
2008: Grover D; Copas A; Green H; Edwards S G; Dunn D T; Sabin C; Phillips A; Allen E; Pillay D;
What is the risk of mortality following diagnosis of multidrug-resistant HIV-1?
The Journal of antimicrobial chemotherapy 2008;61(3):705-13.
2008: Walzer Peter D; Evans Hannah E R; Copas Andrew J; Edwards Simon G; Grant Alison D; Miller Robert F
Early predictors of mortality from Pneumocystis jirovecii pneumonia in HIV-infected patients: 1985-2006.
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2008;46(4):625-33.
2007: Mercer C H; Fenton K A; Wellings K; Copas A J; Erens B; Johnson A M
Sex partner acquisition while overseas: results from a British national probability survey.
Sexually transmitted infections 2007;83(7):517-22.
2007: Dickson S J; Batson S; Copas A J; Edwards S G; Singer M; Miller R F
Survival of HIV-infected patients in the intensive care unit in the era of highly active antiretroviral therapy.
Thorax 2007;62(11):964-8.
2007: Osmond Mark K; Copas Andrew J; Newey Charlotte; Edwards Simon G; Jungmann Eva; Mercey Danielle
The use of chaperones for intimate examinations: the patient perspective based on an anonymous questionnaire.
International journal of STD & AIDS 2007;18(10):667-71.
2007: Sarner Liat; Fakoya Ade O; Tawana Cheryl; Allen Elizabeth; Copas Andrew J; Chiodini Peter L; Fenton Kevin A
The utility of screening for parasitic infections in HIV-1-infected Africans with eosinophilia in London.
International journal of STD & AIDS 2007;18(9):626-9.
2007: Hamill M; Benn P; Carder C; Copas A; Ward H; Ison C; French P
The clinical manifestations of anorectal infection with lymphogranuloma venereum (LGV) versus non-LGV strains of Chlamydia trachomatis: a case-control study in homosexual men.
International journal of STD & AIDS 2007;18(7):472-5.
2007: Mercer Catherine H; Bailey Julia V; Johnson Anne M; Erens Bob; Wellings Kaye; Fenton Kevin A; Copas Andrew J
Women who report having sex with women: British national probability data on prevalence, sexual behaviors, and health outcomes.
American journal of public health 2007;97(6):1126-33.
2007: Edwards S G; Grover D; Scott C; Tedder R S; Pillay D; Copas A; Miller R F
Cytomegalovirus viral load testing of blood using quantitative polymerase chain reaction in acutely unwell HIV-1-positive patients lacks diagnostic utility.
International journal of STD & AIDS 2007;18(5):321-3.
2007: Miller R F; Evans H E R; Copas A J; Cassell J A
Climate and genotypes of Pneumocystis jirovecii.
Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases 2007;13(4):445-8.
2007: Benn P D; Rooney G; Carder C; Brown M; Stevenson S R; Copas A; Robinson A J; Ridgway G L
Chlamydia trachomatis and Neisseria gonorrhoeae infection and the sexual behaviour of men who have sex with men.
Sexually transmitted infections 2007;83(2):106-12.
2007: Allen E; Bonell C; Strange V; Copas A; Stephenson J; Johnson A M; Oakley A
Does the UK government's teenage pregnancy strategy deal with the correct risk factors? Findings from a secondary analysis of data from a randomised trial of sex education and their implications for policy.
Journal of epidemiology and community health 2007;61(1):20-7.
2006: Cassell J A; Mercer C H; Imrie J; Copas A J; Johnson A M
Who uses condoms with whom? Evidence from national probability sample surveys.
Sexually transmitted infections 2006;82(6):467-73.
2006: Macdowall Wendy; Wellings Kaye; Mercer Catherine H; Nanchahal Kiran; Copas Andrew J; McManus Sally; Fenton Kevin A; Erens Bob; Johnson Anne M
Learning about sex: results from Natsal 2000.
Health education & behavior : the official publication of the Society for Public Health Education 2006;33(6):802-11.
2006: Cassell J A; Mercer C H; Fenton K A; Copas A J; Erens B; Wellings K; Johnson A M
A comparison of the population diagnosed with chlamydia in primary care with that diagnosed in sexual health clinics: implications for a national screening programme.
Public health 2006;120(10):984-8.
2006: Saxena Sonia; Copas Andrew J; Mercer Catherine; Johnson Anne M; Fenton Kevin; Erens Bob; Nanchahal Kiran; Macdowall Wendy; Wellings Kaye
Ethnic variations in sexual activity and contraceptive use: national cross-sectional survey.
Contraception 2006;74(3):224-33.
2006: Turner J M; Rider A T; Imrie J; Copas A J; Edwards S G; Dodds J P; Stephenson J M
Behavioural predictors of subsequent hepatitis C diagnosis in a UK clinic sample of HIV positive men who have sex with men.
Sexually transmitted infections 2006;82(4):298-300.
2006: Miller R F; Allen E; Copas A; Singer M; Edwards S G
Improved survival for HIV infected patients with severe Pneumocystis jirovecii pneumonia is independent of highly active antiretroviral therapy.
Thorax 2006;61(8):716-21.
2006: Mercer Catherine H; Wellings Kaye; Macdowall Wendy; Copas Andrew J; McManus Sally; Erens Bob; Fenton Kevin A; Johnson Anne M
First sexual partnerships--age differences and their significance: empirical evidence from the 2000 British National Survey of Sexual Attitudes and Lifestyles ('Natsal 2000').
The Journal of adolescent health : official publication of the Society for Adolescent Medicine 2006;39(1):87-95.
2006: McGarrigle C A; Cliffe S; Copas A J; Mercer C H; DeAngelis D; Fenton K A; Evans B G; Johnson A M; Gill O N
Estimating adult HIV prevalence in the UK in 2003: the direct method of estimation.
Sexually transmitted infections 2006;82 Suppl 3():iii78-86.
2006: Bonell C; Allen E; Strange V; Oakley A; Copas A; Johnson A; Stephenson J
Influence of family type and parenting behaviours on teenage sexual behaviour and conceptions.
Journal of epidemiology and community health 2006;60(6):502-6.
2006: Dodds J P; Mercer C H; Mercey D E; Copas A J; Johnson A M
Men who have sex with men: a comparison of a probability sample survey and a community based study.
Sexually transmitted infections 2006;82(1):86-7.
2006: Imrie J; Lambert N; Mercer C H; Copas A J; Phillips A; Dean G; Watson R; Fisher M
Refocusing health promotion for syphilis prevention: results of a case-control study of men who have sex with men on England's south coast.
Sexually transmitted infections 2006;82(1):80-3.
2006: Gilbart V L; Mercer C H; Dougan S; Copas A J; Fenton K A; Johnson A M; Evans B G
Factors associated with heterosexual transmission of HIV to individuals without a major risk within England, Wales, and Northern Ireland: a comparison with national probability surveys.
Sexually transmitted infections 2006;82(1):15-20.
2006: Newton Philippa J; Weller Ian V D; Williams Ian G; Miller Robert F; Copas Andrew; Tedder Richard S; Katz David R; Chain Benjamin M
Monocyte derived dendritic cells from HIV-1 infected individuals partially reconstitute CD4 T-cell responses.
AIDS (London, England) 2006;20(2):171-80.
2005: Burns F; Fenton K A; Morison L; Mercer C; Erens B; Field J; Copas A J; Wellings K; Johnson A M
Factors associated with HIV testing among black Africans in Britain.
Sexually transmitted infections 2005;81(6):494-500.
2005: Ward H; Mercer C H; Wellings K; Fenton K; Erens B; Copas A; Johnson A M
Who pays for sex? An analysis of the increasing prevalence of female commercial sex contacts among men in Britain.
Sexually transmitted infections 2005;81(6):467-71.
2005: Chilton Daniella; Dervisevic Samir; Pillay Deenan; Rider Andrew; Copas Andrew; Miller Rob F; Edwards Simon G
Determinants of HIV drug resistance mutations in plasma virus after treatment interruption.
AIDS (London, England) 2005;19(18):2174-5.
2005: Mercer C H; Fenton K A; Johnson A M; Copas A J; Macdowall W; Erens B; Wellings K
Who reports sexual function problems? Empirical evidence from Britain's 2000 National Survey of Sexual Attitudes and Lifestyles.
Sexually transmitted infections 2005;81(5):394-9.
2005: Sadiq S T; McSorley J; Copas A J; Bennett J; Edwards S J; Kaye S; Kirk S; French P; Weller I V D
The effects of early syphilis on CD4 counts and HIV-1 RNA viral loads in blood and semen.
Sexually transmitted infections 2005;81(5):380-5.
2005: Nanchahal Kiran; Wellings Kaye; Barrett Geraldine; Copas Andrew J; Mercer Catherine H; Macmanus Sally; Macdowall Wendy; Fenton Kevin A; Erens Bob; Johnson Anne M
Changes in the circumstances of young mothers in Britain: 1990 to 2000.
Journal of epidemiology and community health 2005;59(10):828-33.
2005: Miller R F; Lindley A R; Copas A; Ambrose H E; Davies R J O; Wakefield A E
Genotypic variation in Pneumocystis jirovecii isolates in Britain.
Thorax 2005;60(8):679-82.
2005: McCadden Angela; Fenton Kevin A; McManus Sally; Mercer Catherine H; Erens Bob; Carder Caroline; Ridgway Geoff; Macdowall Wendy; Nanchahal Kiran; Byron Christos L; Copas Andrew; Wellings Kaye; Johnson Anne M
Chlamydia trachomatis testing in the second British national survey of sexual attitudes and lifestyles: respondent uptake and treatment outcomes.
Sexually transmitted diseases 2005;32(6):387-94.
2005: Creighton S; Miller R; Edwards S; Copas A; French P
Is ritonavir boosting associated with gout?
International journal of STD & AIDS 2005;16(5):362-4.
2005: 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 sexual behaviour in Great Britain and risk of sexually transmitted infections: a probability survey.
Lancet 2005;365(9466):1246-55.
2005: Sadiq S T; Taylor S; Copas A J; Bennett J; Kaye S; Drake S M; Kirk S; Pillay D; Weller I V D
The effects of urethritis on seminal plasma HIV-1 RNA loads in homosexual men not receiving antiretroviral therapy.
Sexually transmitted infections 2005;81(2):120-3.
2005: Lascar R Monica; Lopes A Ross; Gilson Richard J; Dunn Claire; Johnstone Ruth; Copas Andrew; Reignat Stephanie; Webster George; Bertoletti Antonio; Maini Mala K
Effect of HIV infection and antiretroviral therapy on hepatitis B virus (HBV)-specific T cell responses in patients who have resolved HBV infection.
The Journal of infectious diseases 2005;191(7):1169-79.
2005: Bonell C; Allen E; Strange V; Copas A; Oakley A; Stephenson J; Johnson A
The effect of dislike of school on risk of teenage pregnancy: testing of hypotheses using longitudinal data from a randomised trial of sex education.
Journal of epidemiology and community health 2005;59(3):223-30.
2005: 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
Reported sexually transmitted disease clinic attendance and sexually transmitted infections in britain: prevalence, risk factors, and proportionate population burden.
The Journal of infectious diseases 2005;191 Suppl 1():S127-38.
2005: McGarrigle Christine A; Mercer Catherine H; Fenton Kevin A; Copas Andrew J; Wellings Kaye; Erens Bob; Johnson Anne M
Investigating the relationship between HIV testing and risk behaviour in Britain: National Survey of Sexual Attitudes and Lifestyles 2000.
AIDS (London, England) 2005;19(1):77-84.
2004: Stephenson J M; Strange V; Forrest S; Oakley A; Copas A; Allen E; Babiker A; Black S; Ali M; Monteiro H; Johnson A M;
Pupil-led sex education in England (RIPPLE study): cluster-randomised intervention trial.
Lancet 2004;364(9431):338-46.
2004: Mercer Catherine H; Fenton Kevin A; Copas Andrew J; Wellings Kaye; Erens Bob; McManus Sally; Nanchahal Kiran; Macdowall Wendy; Johnson Anne M
Increasing prevalence of male homosexual partnerships and practices in Britain 1990-2000: evidence from national probability surveys.
AIDS (London, England) 2004;18(10):1453-8.
2004: Haddow L J; Bunn A; Copas A J; Gilson R; Prince M; Ridgway G L; Sadiq S T
Polymorph count for predicting non-gonococcal urethral infection: a model using Chlamydia trachomatis diagnosed by ligase chain reaction.
Sexually transmitted infections 2004;80(3):198-200.
2004: Bourboulia Dimitra; Aldam Diana; Lagos Dimitrios; Allen Elizabeth; Williams Ian; Cornforth David; Copas Andrew; Boshoff Chris
Short- and long-term effects of highly active antiretroviral therapy on Kaposi sarcoma-associated herpesvirus immune responses and viraemia.
AIDS (London, England) 2004;18(3):485-93.
2003: Smith R; Copas A J; Prince M; George B; Walker A S; Sadiq S T
Poor sensitivity and consistency of microscopy in the diagnosis of low grade non-gonococcal urethritis.
Sexually transmitted infections 2003;79(6):487-90.
2003: Bonell C P; Strange V J; Stephenson J M; Oakley A R; Copas A J; Forrest S P; Johnson A M; Black S
Effect of social exclusion on the risk of teenage pregnancy: development of hypotheses using baseline data from a randomised trial of sex education.
Journal of epidemiology and community health 2003;57(11):871-6.
2003: Taylor Stephen; Sadiq S Tariq; Weller Ian; Kaye Steve; Workman Judith; Cane Patricia A; Bennett Julie; Copas Andrew J; Drake Susan M; Pillay Deenan
Drug-resistant HIV-1 in the semen of men receiving antiretroviral therapy with acute sexually transmitted infections.
Antiviral therapy 2003;8(5):479-83.
2003: Benn P; Ruff C; Cartledge J; Sauret V; Copas A; Linney A; Williams I G; Smith C; Edwards S G
Overcoming subjectivity in assessing facial lipoatrophy: is there a role for three-dimensional laser scans?
HIV medicine 2003;4(4):325-31.
2003: Stephenson J M; Oakley A; Johnson A M; Forrest S; Strange V; Charleston S; Black S; Copas A; Petruckevitch A; Babiker A
A school-based randomized controlled trial of peer-led sex education in England.
Controlled clinical trials 2003;24(5):643-57.
2003: 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
Is use of antiretroviral therapy among homosexual men associated with increased risk of transmission of HIV infection?
Sexually transmitted infections 2003;79(1):7-10.
2002: Copas A J; Cowan F M; Cunningham A L; Mindel A
An evidence based approach to testing for antibody to herpes simplex virus type 2.
Sexually transmitted infections 2002;78(6):430-4.
2002: Cowan F M; Copas A; Johnson A M; Ashley R; Corey L; Mindel A
Herpes simplex virus type 1 infection: a sexually transmitted infection of adolescence?
Sexually transmitted infections 2002;78(5):346-8.
2002: Fenton K A; Chinouya M; Davidson O; Copas A;
HIV testing and high risk sexual behaviour among London's migrant African communities: a participatory research study.
Sexually transmitted infections 2002;78(4):241-5.
2002: Copas A J; Wellings K; Erens B; Mercer C H; McManus S; Fenton K A; Korovessis C; Macdowall W; Nanchahal K; Johnson A M
The accuracy of reported sensitive sexual behaviour in Britain: exploring the extent of change 1990-2000.
Sexually transmitted infections 2002;78(1):26-30.
2002: Sadiq S Tariq; Taylor Stephen; Kaye Steve; Bennett Julie; Johnstone Ruth; Byrne Patrick; Copas Andrew J; Drake Susan M; Pillay Deenan; Weller Ian
The effects of antiretroviral therapy on HIV-1 RNA loads in seminal plasma in HIV-positive patients with and without urethritis.
AIDS (London, England) 2002;16(2):219-25.
2001: Burns F M; Fakoya A O; Copas A J; French P D
Africans in London continue to present with advanced HIV disease in the era of highly active antiretroviral therapy.
AIDS (London, England) 2001;15(18):2453-5.
2001: Fenton K A; Korovessis C; Johnson A M; McCadden A; McManus S; Wellings K; Mercer C H; Carder C; Copas A J; Nanchahal K; Macdowall W; Ridgway G; Field J; Erens B
Sexual behaviour in Britain: reported sexually transmitted infections and prevalent genital Chlamydia trachomatis infection.
Lancet 2001;358(9296):1851-4.
2001: Wellings K; Nanchahal K; Macdowall W; McManus S; Erens B; Mercer C H; Johnson A M; Copas A J; Korovessis C; Fenton K A; Field J
Sexual behaviour in Britain: early heterosexual experience.
Lancet 2001;358(9296):1843-50.
2001: Johnson A M; Mercer C H; Erens B; Copas A J; McManus S; Wellings K; Fenton K A; Korovessis C; Macdowall W; Nanchahal K; Purdon S; Field J
Sexual behaviour in Britain: partnerships, practices, and HIV risk behaviours.
Lancet 2001;358(9296):1835-42.
2001: Fenton K A; Chinouya M; Davidson O; Copas A;
HIV transmission risk among sub-Saharan Africans in London travelling to their countries of origin.
AIDS (London, England) 2001;15(11):1442-5.
2001: Imrie J; Stephenson J M; Cowan F M; Wanigaratne S; Billington A J; Copas A J; French L; French P D; Johnson A M;
A cognitive behavioural intervention to reduce sexually transmitted infections among gay men: randomised trial.
BMJ (Clinical research ed.) 2001;322(7300):1451-6.
2001: Fenton K A; Copas A; Mitchell K; Elam G; Carder C; Ridgway G; Wellings K; Erens B; Field J; Johnson A M
The acceptability of urinary LCR testing for Chlamydia trachomatis among participants in a probability sample survey of sexual attitudes and lifestyles.
Sexually transmitted infections 2001;77(3):194-8.
2001: Johnson A M; Copas A J; Erens B; Mandalia S; Fenton K; Korovessis C; Wellings K; Field J
Effect of computer-assisted self-interviews on reporting of sexual HIV risk behaviours in a general population sample: a methodological experiment.
AIDS (London, England) 2001;15(1):111-5.
2000: Stephenson J; Carder C; Copas A; Robinson A; Ridgway G; Haines A
Home screening for chlamydial genital infection: is it acceptable to young men and women?
Sexually transmitted infections 2000;76(1):25-7.
2000: Richens J; Imrie J; Copas A
Condoms and seat belts: the parallels and the lessons.
Lancet 2000;355(9201):400-3.
1998: Sadiq S T; Copas A J; Johnson A M
Factors associated with gonorrhoea in men aware of being positive for HIV infection: case-control study.
BMJ (Clinical research ed.) 1998;317(7165):1052-3.
1998: Fenton K A; French R; Giesecke J; Johnson A M; Trotter S; Petruckevitch A; Copas A; Keenlyside R; Howson J; Adler M W
An evaluation of partner notification for HIV infection in genitourinary medicine clinics in England.
AIDS (London, England) 1998;12(1):95-102.
1997: Grun L; Tassano-Smith J; Carder C; Johnson A M; Robinson A; Murray E; Stephenson J; Haines A; Copas A; Ridgway G
Comparison of two methods of screening for genital chlamydial infection in women attending in general practice: cross sectional survey.
BMJ (Clinical research ed.) 1997;315(7102):226-30.
1997: Copas A J; Johnson A M; Wadsworth J
Assessing participation bias in a sexual behaviour survey: implications for measuring HIV risk.
AIDS (London, England) 1997;11(6):783-90.
1997: Fenton K A; Copas A; Johnson A M; French R; Petruckevitch A; Adler M W
HIV partner notification policy and practice within GUM clinics in England: where are we now?
Genitourinary medicine 1997;73(1):49-53.
1996: Mercey D; Helps B A; Copas A; Petruckevitch A; Johnson A M; Spencer J
Voluntary universal antenatal HIV testing.
British journal of obstetrics and gynaecology 1996;103(11):1129-33.
1996: Williams D I; Stephenson J M; Hart G J; Copas A; Johnson A M; Williams I G
A case control study of HIV seroconversion in gay men, 1988-1993: what are the current risk factors?
Genitourinary medicine 1996;72(3):193-6.
1995: Whitby D; Howard M R; Tenant-Flowers M; Brink N S; Copas A; Boshoff C; Hatzioannou T; Suggett F E; Aldam D M; Denton A S
Detection of Kaposi sarcoma associated herpesvirus in peripheral blood of HIV-infected individuals and progression to Kaposi's sarcoma.
Lancet 1995;346(8978):799-802.

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Andrew Copas

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