Using observational data to emulate a randomized trial of dynamic treatment-switching strategies: an application to antiretroviral therapy. Cain LE, Saag MS, Petersen M, May MT, Ingle SM, Logan R, Robins JM, Abgrall S, Shepherd BE, Deeks SG, Gill MJ, Touloumi G, Vourli G, Dabis F, Vandenhende MA, Reiss P, van Sighem A, Samji H15, Hogg RS16, Rybniker J17, Sabin CA18, Jose S18, Del Amo J19, Moreno S20, Rodríguez B, Cozzi-Lepri A, Boswell SL, Stephan C, Pérez-Hoyos S, Jarrin I, Guest JL, Monforte AD, Antinori A, Moore R, Campbell CN, Casabona J, Meyer L, Seng R, Phillips AN, Bucher HC, Egger M, Mugavero MJ, Haubrich R, Geng EH, Olson A, Eron JJ, Napravnik S, Kitahata MM, Van Rompaey SE, Teira R, Justice AC, Tate JP, Costagliola D, Sterne JA, Hernán MA; Antiretroviral Therapy Cohort Collaboration, the Centers for AIDS Research Network of Integrated Clinical Systems, and the HIV-CAUSAL Collaboration. IJE 44 (6); 31 Dec 2015

Mortality of treated HIV-1 positive individuals according to viral subtype in Europe and Canada: collaborative cohort analysis. Antiretroviral Therapy Cohort Collaboration (ART-CC), Canadian Observational Cohort Collaboration (CANOC), The UK Collaborative HIV Cohort Study (UK CHIC), the Collaboration of Observational HIV Epidemiological Research in Europe (COHERE). AIDS 30(3):503-13; 28 Jan 2016

Additional papers supported by ART-CC funded staff

Immunologic response in treatment-naïve HIV-2-infected patients: the IeDEA West Africa cohort. Balestre E, Ekouevi DK, Tchounga B, Eholie SP, Messou E, Sawadogo A, Thiébaut R, May MT, Sterne JA, Dabis F; International Epidemiological Database to Evaluate AIDS (IeDEA) West Africa Collaboration. J Int AIDS Soc. 19(1):20044; 8 Feb 2016



Impact of Low-Level Viremia on Clinical and Virological Outcomes in Treated HIV Infected PatientsThe Antiretroviral Therapy Cohort Collaboration (ART-CC). AIDS 29(3) p373-383 28 Jan 2015

Smoking and life expectancy among HIV-infected individuals on antiretroviral therapy in Europe and North America. Helleberg M, May MT, Ingle SM, Dabis F, Reiss P, Fätkenheuer G, Costagliola D, d'Arminio A, Cavassini M, Smith C, Justice AC, Gill J, Sterne JA, Obel N. AIDS 29(2) p221-9 14 Jan 2015



Immunodeficiency at the Start of Combination Antiretroviral Therapy in Low-, Middle- and High-Income Countries. The IeDEA and ART Cohort Collaborations. JAIDS 65(1):e8-e16. 1 Jan 2014.

Sex differences in overall and cause-specific mortality among HIV-infected adults on antiretroviral therapy in Europe, Canada and the US. The Antiretroviral Cohort Collaboration. 27 Mar 2014  Antiviral Therapy [Epub ahead of print]

Long-term mortality in HIV positive individuals virally suppressed for more than three years with incomplete CD4 recovery Engsig FN, Zangerle R, Katsarou O, Dabis F, Reiss P, Gill J, Porter K, Sabin C, Riordan A, Fätkenheuer G, Gutiérrez F, Raffi F, Kirk O, Mary-Krause M, Stephan C, de Olalla PG, Guest J, Samji H, Castagna A, d'Arminio Monforte A, Skaletz-Rorowski A,Ramos J, Lapadula G, Mussini C, Force L, Meyer L, Lampe F, Boufassa F, Bucher HC, De Wit S, Burkholder GA, Teira R, Justice AC, Sterling TR, M Crane H, Gerstoft J, Grarup J, May M, Chêne G, Ingle SM, Sterne J, Obel N; Antiretroviral Therapy Cohort Collaboration (ART-CC) and the Collaboration of Observational HIV Epidemiological Research Europe (COHERE) in EuroCoord. CID 58(9): 1312-21. May 2014.

Cohort profile: Antiretroviral Therapy Cohort Collaboration (ART-CC). May MT, Ingle SM, Costagliola D, Justice AC, de Wolf F, Cavassini M, D'Arminio Monforte A, Casabona J, Hogg RS, Mocroft A, Lampe FC, Dabis F, Fätkenheuer G, Sterling TR, Del Amo J, Gill MJ, Crane HM, Saag MS, Guest J, Brodt HR, Sterne JA; the Antiretroviral Cohort Collaboration. IJE 43(3): 691-702. June 2014. [Published online 18 April 2013.]

Impact of risk factors for specific causes death in the first and subsequent years of ART among HIV-infected patients. Ingle SM, May MT, Gill MJ, Mugavero MJ, Lewden C, Abgrall S, Fätkenheuer G, Reiss P, Saag MS, Manzardo C, Grabar S, Bruyand M, Moore D, Mocroft A, Sterling TR, D'Arminio Monforte A, Hernando V, Teira R, Guest J, Cavassini M, Crane HM, Sterne JAC & for the Antiretroviral Therapy Cohort Collaboration. CID 59(2): 287-97. 15 July 2014.

Mortality in patients with HIV-1 infection starting antiretroviral therapy in South Africa, Europe or North America: a collaborative analysis of prospective studies Boulle A, Schomaker M, May MT, Hogg R, Shepherd BE, Monge S, Keiser O, Lampe F, Giddy J, Ndirangu J, Garone D, Fox M, Ingle SM, Reiss P, Dabis F, Costagliola D, Castagna A, Ehren K, Campbell C, Gill MJ, Saag M, Justice AC, Guest J, Crane H, Egger M, Sterne JAC. PLoS Med 11(9): e1001718. 9 Sept 2014

Additional papers supported by ART-CC funded staff

Impact on life expectancy of HIV-1 positive individuals of CD4+ cell count and viral load response to antiretroviral therapy. May MT, Gompels M, Delpech V, et al. AIDS 28(8): 1193-1202. May 2014.

Prognosis of children with HIV-1 infection starting antiretroviral therapy in Southern Africa: a collaborative analysis of treatment programs. Davies MA, May M, Bolton-Moore C, Chimbetete C, Eley B, Garone D, et al. Pediatr Infect Dis J. 33(6):608-16. June 2014.



An internationally generalizable risk index for mortality after one year of antiretroviral therapy. Tate JP, Justice AC, Hughes MD, Bonnet F, Reiss P, Mocroft A, Nattermann J, Lampe FC, Bucher HC, Sterling TR, Crane HM, Kitahata MM, May M, Sterne JA. AIDS 27(4):563-72. 20 Feb 2013.

Insurability of HIV positive people treated with antiretroviral therapy in Europe: collaborative analysis of HIV cohort studies. Kaulich-Bartz J, Dam W, May MT, Lederberger B, Widmer U, Phillips AN, Grabar S, Mocroft A, Vilaro J, van Sighem A, Moreno S, Dabis F, Monforte AD, Teira R, Ingle SM, Sterne JAC. AIDS 27(10): 1641-55. 19 June 2013.

Influence of Geographical Origin and Ethnicity on Mortality in Patients on Antiretroviral Therapy in Canada, Europe, and the United States. Del Amo J, Jarrin I, May M, Dabis F, Crane H, Podzamczer D, Sterling TR, Abgrall S, Lampe F, Justice A, Castagna A, Boesecke C,  Staehelin C, De Wolf F, Guest J, Mugavero MJ, Khaykin P, Samji H, Ingle S, Sterne JAC, Gill MJ for the ART-CC. CID 56(12): 1800-9. June 2013.

Higher rates of AIDS during the first year of antiretroviral therapy among migrants: the importance of tuberculosis. Shepherd BS, Jenkins CA, Parrish DD, Glass TR, Cescon A, Masabeu A, Chene G, De Wolf F, Crane HM, Jarrin I, Gill J, Del Amo J, Abgrall S, Khaykin P, Lehmann C, Ingle SM, May MT, Sterne JAC, Sterling TR; the Antiretroviral Cohort Collaboration. AIDS 27(8):1321-9. 15 May 2013.


Additional papers supported by ART-CC funded staff

Mind the gap: difference between Framingham heart age and real age increases with age in HIV-positive individuals-a clinical cohort study. Davies TL, Gompels M, Johnston S, Bovill B, May MT.  BMJ open. 3(10):e003245. 25 Oct 2013.

Mathematical modelling of HIV prevention intervention. Thiebaut R, May MT. AIDS. 27(3):475-6. 28 Jan 2013.

Life expectancy living with HIV: recent estimates and future implications. Nakagawa F, May M, Phillips A. Curr Opin Infect Dis. 26(1):17-25. 26 Feb 213.



Heterogeneity in outcomes of treated HIV-positive patients in Europe and North America: relation with patient and cohort characteristics. May MT, Hogg RS, Justice AC, Shepherd BE, Costagliola D, Ledergerber B, Thiébaut R, Gill MJ, Kirk O, van Sighem A, Saag MS, Navarro G, Sobrino-Vegas P, Lampe F, Ingle S, Guest JL, Crane HM, D'Arminio Monforte A, Vehreschild JJ, Sterne JA; the Collaborating Cohorts and Study Groups. IJE 41(6): 1807-20. Dec 2012.

Durability of first ART regimen and risk factors for modification, interruption or death in HIV-positive patients starting ART in Europe and N.America 2002-2009. Abgrall S, Ingle SM, May MT, Cornish R, Costagliola D, Mercié P, Cavassini M, Reekie J, Samji H, Gill MJ, Crane HM, Tate J, Sterling TR, Antinori A, Reiss P, Saag M, Mugavero M, Phillips A, Manzardo C, Wasmuth  JC, Stephan C, Guest JL, Sirvent JLG, Sterne JAC for ART-CC. AIDS 25(5): 803-13. 13 Mar 2013. [Published online 28 Nov 2012.]

Rates and Predictors of Failure of First-line Antiretroviral Therapy and Switch to Second-line ART in South Africa.  Fox MP, Van Cutsem G, Giddy J, Maskew M, Keiser O, Prozesky H, Wood R, Hernán MA, Sterne JAC, Egger M and Boulle A. for the IeDEA-SA collaboration. J Acquir Immune Defic Syndr 60: 428-437. Aug 2012.



The effect of injection drug use history on disease progression and death among HIV-infected individuals initiating combination antiretroviral therapy: collaborative cohort analysis. Murray M, Hogg R, Lima V, May M, Moore D, Abgrall S, Bruyand M, D'Arminio Monforte A, Tural C, Gill M, Harris R, Reiss P, Justice A, Kirk O, Saag M, Smith C, Weber R, Rockstroh J, Khaykin P, Sterne J. A.C. for the Antiretroviral Cohort Collaboration (ART-CC) HIV Medicine 13(2):89-97.

Comparative Effectiveness of Initial Antiretroviral Therapy Regimens: ACTG 5095 and 5142 Clinical Trials Relative to ART-CC Cohort Study Michael J. Mugavero, Margaret May, Heather J. Ribaudo, Roy M. Gulick, Sharon Riddler, Richard Haubrich, Sonia Napravnik, Sophie Abgrall, Andrew Phillips, Ross Harris, M. John Gill, Frank de Wolf, Robert Hogg, Huldrych F. Günthard, Geneviève Chene, Antonella D'Arminio Monforte, Jodie L. Guest, Colette Smith, Javier Murillas, Juan Berenguer, Christoph Wyen, Pere Domingo, Mari M. Kitahata, Jonathan A. C. Sterne, Michael S. Saag. JAIDS 58(3):253-260. November 1, 2011.


Additional papers supported by ART-CC funded staff

When to initiate combined antiretroviral therapy to reduce mortality and AIDS-defining illness in HIV-infected persons in developed countries: an observational study. Cain, L. E., Logan, R., Robins, J. M., Sterne, J.A.C., Sabin, C., Bansi, L., Justice, A., Goulet, J., van Sighem, A., de Wolf, F., Bucher, H. C., von Wyl, V., Esteve, A., Casabona, J., del Amo, J., Moreno, S., Seng, R., Meyer, L., Perez-Hoyos, S., Muga, R., Lodi, S., Lanoy, E., Costagliola, D., Hernan, M. A. & HIV-CAUSAL Collaboration. Annals of Internal Medicine. 154(8):509-515. 19 Apr 2011.

The Coding Causes of Death in HIV (CoDe) Project: initial results and evaluation of methodology. Kowalska JD, Friis-Moller N,Kirk O, Sterne J, et al. Epidemiology 22(4):516-23. July 2011.

HIV-1-related Hodgkin lymphoma in the era of combination antiretroviral therapy: incidence and evolution of CD4(+) T-cell lymphocytes. Bohlius J, Schmidlin K, Boue F, Fatkenheuer G, May M, Caro-Murillo AM, et al. Blood. 117(23):6100-8. 9 June 2011.

Life expectancy of HIV-positive adults: a review. May MT, Ingle SM. Sex Health. 8(4):526-33. Dec 2011.

Impact of late diagnosis and treatment on life expectancy in people with HIV-1: UK Collaborative HIV Cohort (UK CHIC) Study. May M, Gompels M, Delpech V, Sabin C, et al. BMJ 343:d6016. 11 Oct 2011.




Causes of death in HIV-1 infected patients treated with antiretroviral therapy 1996-2006: collaborative analysis of 13 cohort studies. John Gill, Margaret May, Charlotte Lewden, Michael Saag, Michael Mugavero, Peter Reiss, Ross J Harris, Amanda Mocroft, Bruno Ledergerber, Christoph Fux, Amy C Justice, Robert S Hogg, Antonella D'Arminio Monforte, Fiona Lampe, Jordi Casabona, Janne Vehreschild, Pavel Khaykin, Jonathan AC Sterne. for the Antiretroviral Cohort Collaboration (ART-CC) CID 2010;50:1387-96.


Additional papers supported by ART-CC funded staff

Prognosis of patients with HIV-1 infection starting antiretroviral therapy in sub-Saharan Africa: a collaborative analysis of scale-up programmes. May M, Boulle A, Phiri S, Messou E, Myer L, Wood R, et al.  Lancet. 376(9739):449-57. 7 Aug 2010.

Differences in access and patient outcomes across antiretroviral treatment clinics in the Free State Province: prospective cohort study. Ingle, S. M., May, M., Uebel, K., Timmerman, V., Kotze, E., Bachmann, M., Sterne, J., Egger, M., Fairall, L. & for IeDEA Southern, A. South African Medical Journal. 100(10):675 – 681. 1 Oct 2010.

Outcomes in patients waiting for antiretroviral treatment in the Free State Province, South Africa: prospective linkage study. Ingle, S.M., May, M.T., Uebel, K., Timmerman, V., Kotze, E., Bachman, M., Sterne. J.A.C., Egger, M. & Fairall, L. AIDS. 24(17):2717 - 2725. 13 Nov 2010.



Effect of baseline CD4 cell counts on the clinical significance of short-term immunologic response to antiretroviral therapy in individuals with virologic suppression. David M. Moore, Ross Harris, Viviane Lima, Bob Hogg, Margaret May, Benita Yip, Amy C Justice, Amanda Mocroft, Peter Reiss, Fiona Lampe, Geneviève Chêne, Dominique Costagliola, Luigia Elzi, Michael J. Mugavero, Antonella D'Arminio Monforte, Caroline Sabin, Daniel Podzamczer, Gerd Fätkenheuer, Schlomo Staszewski, John Gill, Jonathan A C Sterne. for the ART-CC JAIDS 2009;52:357-63. 

Prognosis of patients treated with combined antiretroviral therapy from 36 months after initiation, according to current and previous CD4 cell count and plasma HIV-1 RNA measurements. Emilie Lanoy, Margaret May, Amanda Mocroft, Andrew N Phillips, Amy C Justice, Geneviève Chêne, Hansjakob Furrer, Antonella D'Arminio Monforte, Lluis Force, John Gill, Ross J Harris, Robert S Hogg, Mari Kitahata, Jürgen Rockstroh, Michael Saag, Schlomo Staszewski, Frank de Wolf, Tim Sterling, Jonathan AC Sterne, Dominique Costagliola for the Antiretroviral Cohort Collaboration (ART-CC) AIDS 2009;23:2199-208.

Timing of initiation of antiretroviral therapy in AIDS-free HIV-1 infected patients: a collaborative analysis of 18 HIV cohort studies. Jonathan A C Sterne, Margaret May, Dominique Costagliola, Frank de Wolf, Andrew Phillips, Ross Harris, Michele L Jönsson, Maria Prins, John Gill, Francois Dabis, Jose Maria Miró, Amy Justice, Bruno Ledergerber, Gerd Fätkenheuer, Robert Hogg, Antonella D’Arminio Monforte, Michael Saag, Mari Kitahata, Colette Smith, Matthias Egger, Stephen R. Cole for the Antiretroviral Cohort Collaboration (ART-CC) Lancet 2009;18:1352-1363. 

Mortality of HIV-infected patients starting potent antiretroviral therapy: comparison with the general population in nine industrialized countries. Ross J Harris, Jonathan AC Sterne, Sophie Abgrall, François Dabis, Peter Reiss, Michael Saag, Andrew N Phillips, Geneviève Chêne, John M Gill, Amy C Justice, Jürgen Rockstroh, Caroline A Sabin, Amanda Mocroft, Heiner C Bucher, Robert S Hogg, Antonella D'Arminio Monforte, Margaret May, Matthias Egger for the Antiretroviral Cohort Collaboration (ART-CC) International Journal of Epidemiology 2009;38:1624-1633.

Variable impact on mortality of AIDS defining events diagnosed during combination antiretroviral therapy: Not all AIDS Defining Conditions are Created Equal. Mocroft, A., Sterne, J., Egger, M., May, M., Grabar, S., Furrer, H., Sabin, C., Fatkenheuer, G., Justice, A., Reiss, P., d’Arminio Monforte, A., Gill, J., Hogg, R., Bonnet, F., Kitahata, M., Staszewski, S., Casabona, J., Harris, R. and Saag, M. for The ART Cohort Collaboration Clinical Infectious Diseases 2009;48: 1138-1151.


Additional papers supported by ART-CC funded staff

CD4(+) T cell count decreases by ethnicity among untreated patients with HIV infection in South Africa and Switzerland.May M, Wood R, Myer L, Taffe P, Rauch A, Battegay M, et al. J Infect.Dis 2009:200:1729-35.



Does short-term virologic failure translate to clinical events in antiretroviral-naïve patients initiating antiretroviral therapy in clinical practice? Michael J. Mugavero, Margaret May, Ross Harris, Michael S. Saag, Dominique Costagliola, Matthias Egger, Andrew Phillips, Huldrych Günthard, Francois Dabis, Robert Hogg, Frank de Wolf, Gerd Fatkenheuer, John Gill, Amy Justice, Antonella D'Arminio Monforte, Fiona Lampe, Jose Maria Miró, Schlomo Staszewski , Mari Kitahata and Jonathan A C Sterne for The ART Cohort Collaboration AIDS 2008; 22: 2481-2492.

Life expectancy of individuals on combination antiretroviral therapy in high-income countries: a collaborative analysis of 14 cohort studies. Hogg, R., Lima V., Sterne, J.A.C. Grabar, S., Battegay, M., Bonarek, M., D’Arminio Monforte, A., Esteve, A., Gill, M.J., Harris, R., Justice, A., Hayden, A., Lampe, F., Mocroft, A., Mugavero, M.J., Staszewski, S., Wasmuth J.C., van Sighem, A., Kitahata, .M, Guest, J., Egger, M. and May, M. for The ART Cohort Collaboration Lancet 2008; 372: 293-299. 

Prognostic importance of anaemia in HIV-1 infected patients starting antiretroviral therapy: collaborative analysis of prospective cohort studies in industrialized countries. Harris, R.J. Sterne, J.A.C., Abgrall, S., Dabis, F., Reiss, P., Saag, M., Phillips, A.N., Chêne, G., Gill, J.M. Justice, A.C., Rockstroh, J., Sabin, C.A. Mocroft, A. Bucher, H.C. Hogg, R.S. D'Arminio Monforte, A., May, M. and Egger, M. Marcel Zwahlen, Ross Harris, Robert Hogg, Dominique Costagliola, Margaret May, Frank de Wolf, John Gill, Gerd Fätkenheuer, Charlotte Lewden, Mike Saag, Shlomo Staszewski, Antonella d’Arminio Monforte, Jordi Casabona, Fiona Lampe, Amy Justice, Viktor von Wyl, Matthias Egger for The ART Cohort Collaboration Antiviral Therapy 2008;13: 959-967.


Tuberculosis after Initiation of Antiretroviral Therapy in Low-Income and High-Income Countries. The Antiretroviral Therapy in Low-Income Countries Collaboration of the International epidemiological Databases to Evaluate AIDS (IeDEA) and The ART Cohort Collaboration: CID 2007;45:1518–1521

Importance of Baseline Prognostic Factors With Increasing Time Since Initiation of Highly Active Antiretroviral Therapy: Collaborative Analysis of Cohorts of HIV-1 Infected Patients. Jonathan A C Sterne, Margaret May, Caroline Sabin, Andrew Phillips, Dominique Costagliola, Geneviève Chêne, Amy C Justice, Frank de Wolf, Robert Hogg, Manuel Battegay, Antonella D’Arminio Monforte, Norbert Schmeisser, Schlomo Staszewski, John Gill and Matthias Egger for The ART Cohort Collaboration J Acquir Immune Defic Syndr 2007; 46:607–615.

A coronary heart disease risk model for predicting the effect of potent antiretroviral therapy in HIV-1 infected men. May M, Sterne JA, Shipley M, Brunner E, d'Agostino R, Whincup P, Ben-Shlomo Y, Carr A, Ledergerber B, Lundgren JD, Phillips AN, Massaro J, Egger M. Int J Epidemiol, 2007 Dec;36(6):1309-18

HAART and the heart: changes in coronary risk factors and implications for coronary risk in men starting antiretroviral therapy. Sterne JA, May M, Bucher HC, Ledergerber B, Furrer H, Cavassini M, Bernasconi E, Hirschel B, Egger M; Swiss HIV Cohort. J Intern Med 2007 261:255-67

Prognosis of HIV-1 infected patients up to five years after initiation of HAART: collaborative analysis of prospective studies. Margaret May, Jonathan Sterne, Caroline Sabin, Dominique Costagliola, Amy Justice, Rodolphe Thiébaut, John Gill, Andrew Phillips, Peter Reiss, Robert Hogg, Bruno Ledergerber, Antonella D'Arminio Monforte, Norbert Schmeisser, Schlomo Staszewski and Matthias Egger for The ART Cohort Collaboration AIDS 2007, 21:1185–1197


Rates of disease progression according to initial HAART regimen: A collaborative analysis of 12 prospective cohort studies. Robert Hogg, Margaret May, Andrew Phillips, Dominique Costagliola, Jonathan Sterne, Caroline Sabin, Frank De Wolf, Bruno Ledergerber, Antonella D'Arminio Monforte, Amy Justice, John Gill, Gregory Fusco, Schlomo Staszewski, Jurgen Rockstroh, Geneviève Chêne and Matthias Egger for the ART Cohort Collaboration Journal of Infectious Diseases 2006 194: 612-622

HIV treatment response and prognosis in Europe and North America in the first decade of highly active antiretroviral therapy: a collaborative analysis. Margaret T. May, Jonathan A.C. Sterne, Dominique Costagliola, Caroline A. Sabin, Andrew N. Phillips, Amy C. Justice, Francois Dabis, John Gill, Jens Lundgren, Robert S. Hogg, Frank de Wolf, Gerd Fätkenheuer, Schlomo Staszewski, Antonella d'Arminio Monforte, Matthias Egger for The ART Cohort Collaboration Lancet 2006 368: 451–58

Mortality of HIV-1-infected patients in the first year of antiretroviral therapy: comparison between low-income and high-income countries. Braitstein P, Brinkhof MWG, Dabis F, Schechter M, Boulle A, Miotti P, Wood R, Laurent C, Sprinz E, Seyler C, Bangsberg D, Balestre E, Sterne J, May M, Egger M; Antiretroviral Therapy in Lower Income Countries (ART-LINC) Collaboration and the ART Cohort Collaboration. Lancet 2006 367: 817-824


Incidence of Tuberculosis among HIV-Infected Patients Receiving Highly Active Antiretroviral Therapy in Europe and North America. Enrico Girardi, Caroline A. Sabin, Antonella d’Arminio Monforte, Bob Hogg, Andrew N. Phillips, M. John Gill, Francois Dabis, Peter Reiss, Ole Kirk, Enos Bernasconi, Sophie Grabar, Amy Justice, Schlomo Staszewski, Gerd Fatkenheuer and Jonathan A. C. Sterne for The ART Cohort Collaboration Clinical Infectious Diseases 2005; 41: 1772–82

AIDS events among individuals initiating HAART: do some patients experience a greater benefit from HAART than others? Sabin, CA, Hogg B, Dabis F, Gill MJ, Phillips AN, Reiss P, Fätkenheuer G, Grabar S, Lundgren J, Justice A, Ledergerber B, d'Arminio Monforte A, Staszewski A and Sterne JAC for The ART Cohort Collaboration AIDS 2005 19: 1995-2000

Prognostic model for HIV-1 disease progression in patients starting antiretroviral therapy was validated using independent data. Margaret May, Kholoud Porter, Jonathan A. C. Sterne, Patrick Royston, Matthias Egger, ART-CC (The Antiretroviral Therapy Cohort Collaboration) and CASCADE (Concerted Action on SeroConversion to AIDS and Death in Europe). Journal of Clinical Epidemiology 2005 58: 1033-1041

Long-term effectiveness of potent antiretroviral therapy in preventing AIDS and death: a prospective cohort study Sterne JAC, Hernán MA, Ledergerber B, Tilling K, Weber R, Sendi P, Rickenbach M, Robins JM, Egger M; Swiss HIV Cohort Study. Lancet 2005 366: 378-84

The changing incidence of AIDS events in patients receiving highly active antiretroviral therapy. D'Arminio MA, Sabin CA, Phillips A, Sterne JAC, May M, Justice AC, Dabis F, Grabar C, Ledergerber B, Gill J, Reiss P and Egger M for the ART Cohort Collaboration Archives of Internal Medicine 2005 165: 416-23


Development and validation of a prognostic model for survival time data: application to prognosis of HIV positive patients treated with antiretroviral therapy. May M, Royston P, Egger M, Justice AC, Sterne JAC and the ART Cohort Collaboration. Statistics in Medicine 2004 23: 2375-98


Prognostic importance of initial response in HIV-1 infected patients starting potent antiretroviral therapy: analysis of prospective studies. Chene G, Sterne JAC, May M, Costagliola D, Ledergerber B, Phillips AN, Dabis F, Lundgren J, D'Arminio Monforte A, de Wolf F, Hogg R, Reiss P, Justice A, Leport C, Staszewski S, Gill J, Fatkenheuer G and Egger for the ART Cohort Collaboration Lancet 2003 362:679-86


Prognosis of HIV-1-infected patients starting highly active antiretroviral therapy: a collaborative analysis of prospective studies. Egger M, May M, Chene G, Phillips AN, Ledergerber B, Dabis F, Costagliola D, D'Arminio Monforte A, de Wolf F, Reiss P, Lundgren JD, Justice AC, Staszewski S, Leport C, Hogg RS, Sabin CA, Gill MJ, Salzberger B and Sterne JAC for the ART Cohort Collaboration Lancet 2002 360: 119-29