| CAHR Abstracts 2002 |
EPIDEMIOLOGY AND PUBLIC HEALTH
/ ÉPIDÉMIOLOGIE ET SANTÉ PUBLIQUE
POSTER SESSIONS / PRÉSENTATIONS D’AFFICHES
ADDITIONAL POSTERS
[344P] HIV SCREENING IN PREGNANCY: WHAT WOMEN
THINK
Anne Katz
University of Manitoba, Winnipeg, Manitoba
[345P] SUPPLY-SIDE DRUG CONTROL POLICY IN THE
FACE OF THE HIV AND OVERDOSE EPIDEMICS: INVESTIGATION OF CANADA'S LARGEST HEROIN
SEIZURE IN HISTORY
Evan Wood, MW Tyndall, PM Spittal, K Li, AH Anis, RS Hogg, JS Montaner,
MV O’Shaughnessy, MT Schechter
[346P] DISTINCT RISK PROFILES OF INJECTION DRUG
USING MEN WHO HAVE SEX WITH MEN (IDU/MSM) IN TWO PROSPECTIVE COHORTS IN VANCOUVER
Keith Chan, Kathy Li, Amy E Weber, Steve Martindale, Mary Lou Miller,
Robert S Hogg
The Vanguard Project and the VIDUS Study; BC Centre for Excellence in HIV/AIDS;
St Paul’s Hospital, Vancouver, British Columbia
[347P] HIV TREATMENT OPTIMISM AMONG GAY MEN: AN
INTERNATIONAL COMPARISON
Kevin JP Craib1,2, Steve Martindale1,2, Jonathan
Elford2, Graham Bolding2, Phillippe Adam2,
Paul Van de Ven2
1The Vanguard Project, BC Centre for Excellence in HIV/AIDS, St Paul’s
Hospital, University of British Columbia, Vancouver, British Columbia; 2The
International Collaboration on HIV Optimism (London, Paris, Sydney/Melbourne,
Vancouver)
[348P] THE EVOLUTION OF BEHAVIOURAL AND PSYCHOSOCIAL
CHARACTERISTICS AND IDENTIFICATION OF REGULAR CONDOM USE PREDICTORS AMONG A
COHORT OF SINGLE ADULT HETEROSEXUALS
Gaston Godin, Hélène Gagnon, Léo-Daniel Lambert
Research Group on Behaviour in the Field of Health, Laval University, Quebec,
Quebec
[349P] GEOGRAPHIC-CONTEXT AND UNPROTECTED SEX
AMONG BISEXUAL MEN IN ONTARIO
Chad A Leaver1, T Myers1, P Veugelers2,
D Allman1
1HIV Social, Behavioural and Epidemiological Studies Unit, University
of Toronto, Toronto, Ontario; 2Department of Community Health and
Epidemiology, Dalhousie University, Halifax, Nova Scotia
[350P] HIV INFECTION AND COCAINE USE: ENVIRONMENTAL
FACTORS THAT SUSTAIN HIV TRANSMISSION AMONG INJECTION DRUG USERS
Mark W Tyndall, P Spittal, N Laliberte, K Li, E Wood, MV O’Shaughnessy,
MT Schechter
Vancouver Injection Drug Users Study, BC Centre for Excellence in HIV/AIDS,
Vancouver, British Columbia
[351P] PROACTIVE NON-ADHERENCE
TO ANTIRETROVIRALS DUE TO SYMPTOMS OF ADVERSE DRUG EFFECTS
Katherine V Heath, Anita Palepu, Julio SG Montaner, Joel Singer,
Michael V O’Shaughnessy, Robert S Hogg
BC Centre for Excellence in HIV/AIDS, Vancouver, British Columbia
[352P] CHARACTERISTICS OF OMEGA STUDY PARTICIPANTS
WHO HAVE RECEIVED MONEY OR DRUGS IN EXCHANGE FOR SEX
JL Roy1,2, J Otis3,7, J Vincelette2,
M Alary4, MV Zunzunegui1, RS Remis5, R Lavoie6,
R LeClerc7, B Mâsse4, R Parent8, B Turmel9,
M Gaudreault3,7, Omega Study Group
1Département de médecine sociale et préventive Université de Montréal;
2 Hôpital St-Luc; 3Université du Québec à Montréal; 4Centre
hospitalier affilié universitaire de Québec; 5University of Toronto;
6Action Séro Zéro; 7COCQ-SIDA; 8Institut national de santé
publique du Québec; 9Direction générale de santé publique
[353P] ENHANCED SURVEILLANCE OF HIV IN SASKATCHEWAN
– THE PROCESS OF DEVELOPING A REPORTING FORM
S Harmen1, Saskatchewan CD Control2
1Centre for Infectious Disease Prevention and Control, Health Canada;
2Communicable Disease Control Unit, Population Health Branch, Saskatchewan
Health
[354P] HIGH-RATES OF PREGNANCY AMONG WOMEN AT
RISK OF HIV INFECTION
Amy E Weber, Mark W Tyndall, Suzy Coulter, Martin T Schechter, Patricia
M Spittal
Vancouver Injection Drug User Study (VIDUS), British Columbia Centre for Excellence
in HIV/AIDS, St Paul’s Hospital, Vancouver, British Columbia
[355P] FACTORS ASSOCIATED WITH HIGH-RISK SEXUAL
BEHAVIOUR AMONG MEN WHO HAVE SEX WITH MEN (MSM) IN TWO CANADIAN COHORTS
Amy E Weber1,2, Joanne Otis2,3, Keith Chan1, René
Lavoie2,4, Steve Martindale1, Roger Leclerc2,5,
Mary Lou Miller1, Bruno Turmel2,6, Kevin JP Craib1,2,
Michel Alary2,7, Martin T Schechter1,8, Robert S Hogg1,8
1British Columbia Centre for Excellence in HIV/AIDS, St Paul’s Hospital,
Vancouver, British Columbia; 2Omega Cohorte, Montreal, Quebec; 3Départment
de sexologie, Université du Québec à Montréal, Montreal, Quebec; 4Séro-zéro,
Montreal, Quebec; 5COCQ-sida, Montreal, Quebec; 6Département
de santé publique, Montréal-Centre, Montreal, Quebec; 7Centre hospitalier
de l’Université de Montréal, Campus St Luc, Montreal, Quebec; 8Department
of Health Care and Epidemiology, University of British Columbia, Vancouver,
British Columbia
[356P] THE EFFECT OF CURRENT INJECTION DRUG USE
ON PLASMA VIRAL LOAD AMONG PARTICIPANTS IN THE BC HIV/AIDS DRUG TREATMENT PROGRAM
Anita Palepu1, MW Tyndall2, B Yip2,
JSG Montaner2, MV O’Shaughnessy2, RS Hogg2
1Centre for Health Evaluation and Outcome Sciences, St Paul’s Hospital,
University of British Columbia, Vancouver, British Columbia; 2Centre
for Excellence HIV/AIDS, University of British Columbia, Vancouver, British
Columbia
[357P] HIV+/AIDS PATIENTS WHO LEAVE HOSPITAL “AGAINST
MEDICAL ADVICE” TO RETURN TO LOW INCOME NEIGHBORHOODS ARE TWICE AS LIKELY TO
BE READMITTED
H Sun, A Palepu, MT Schechter, MV O’Shaughnessy, AH Anis
British Columbia Centre for Excellence in HIV/AIDS, Canadian HIV Trials Network,
Vancouver, British Columbia
[358P] THE INCREMENTAL COST OF MRSA INFECTION
AMONG HIV+ PATIENTS
J Woolcott, N Press, D Guh, MT Schechter, MV O’Shaughnessy, AH Anis
Canadian HIV Trials Network, British Columbia Centre for Excellence in HIV/AIDS,
Providence Health Care, Vancouver, British Columbia
[359P] THE RELATIONSHIP BETWEEN SOCIODEMOGRAPHIC
BACKGROUND, SEXUAL BEHAVIOUR, AND HIV ON SELF-REPORTED ANOGENITAL WARTS AMONG
YOUNG MEN WHO HAVE SEX WITH MEN
Elissa Press, Keith Chan, Steve Martindale, Mary Lou Miller, Peter Granger,
Robert Hogg
The Vanguard Project, BC Centre for Excellence in HIV/AIDS, St Paul’s Hospital,
Vancouver, British Columbia
[360P] IS DELAYED APPLICATION OF CONDOMS THE LATEST
HIV-RISK FACTOR? RESULTS OF THE POLARIS HIV SEROCONVERSION STUDY
L Calzavara1,2, A Burchell1, RS Remis1,2,
C Major3, P Corey2, T Myers1,2, P Millson1,2,
E Wallace3, Polaris Study Team
1HIV Social, Behavioural and Epidemiological Studies Unit, Faculty
of Medicine, University of Toronto; 2Department of Public Health
Sciences, Faculty of Medicine, University of Toronto; 3Ontario Ministry
of Health and Long Term Care, Toronto, Ontario
[361P] DRUG USE PATTERNS, SOCIAL CONDITIONS AND
SERVICE UTILISATION ACCORDING TO HIV AND HCV SEROSTATUS IN A POPULATION OF DRUG
INJECTORS (IDUs) IN MONTREAL
Julie Bruneau1,2, Susan Brogly2, François Lamothe1,
Jean Vincelette1
1Centre de recherche du Centre Hospitalier de l’Université de Montréal;
2Département d’épidémiologie et biostatistiques, Université McGill
[362P] SEX-SPECIFIC DIFFERENCES IN INTRAVENOUS
COCAINE BINGEING AND HIV ASSOCIATED RISK FACTORS
Stéphane Perron1,2, Marie-France Raynault2,3,
Julie Bruneau1,4
1Centre de recherche du Centre Hospitalier de l’Université de Montréal;
2Département de médecine sociale et préventive, Université de Montréal;
3Direction Santé Publique Montréal Centre; 4Département
d’épidémiologie et biostatistiques, Université McGill
[363P] HIV TESTING BEHAVIOUR AMONGST INJECTION
DRUG USERS IN ONTARIO
P Millson1, T Myers1, L Calzavara1,
E Wallace2, C Major3, N Degani1
1HIV Social, Behavioural and Epidemiological Studies Unit, University
of Toronto; 2Disease Control and Epidemiology Service, Ontario Ministry
of Health & Long-term Care; 3Central Public Health Laboratory, Ontario
Ministry of Health
[364P] A RISK-ADJUSTED MODEL OF THIRTY-DAY MORTALITY
FOR HIV/AIDS RELATED HOSPITALIZATIONS IN ONTARIO FROM 1990 TO 1998
Peggy Millson1,5, Sandra Gardner1,2, Greg Robinson1,
Anita Rachlis1,3, Peter Ford4, Paul Corey1
1Department of Public Health Sciences, University of Toronto; 2Ontario
HIV Treatment Network; 3Sunnybrook & Women’s College Health Sciences
Centre, Toronto, Ontario; 4Department of Medicine, Queen’s University,
Kingston, Ontario; 5HIV Social, Behavioural and Epidemiological Studies
Unit, University of Toronto
[365P] MOLECULAR EPIDEMIOLOGY OF RECENTLY INFECTED
PATIENTS ENROLLED IN THE ONTARIO POLARIS HIV SEROCONVERSION STUDY
R Pilon1, P Sandstrom1, A Burchell2,
L Calzavara2, C Major3, S Read4, K Logue5,
M Ostrowski5, K Gough5, A Rachlis6, Polaris
HIV Study Team
1Centre for Infectious Disease Prevention and Control, Health Canada;
2HIV Studies Unit, University of Toronto; 3Ontario Ministry
of Health, Toronto; 4Hospital for Sick Children, Toronto; 5Faculty
of Medicine, University of Toronto; 6Sunnybrook and Women’s College
Health Sciences Centre, University of Toronto, Ontario
[366P] THE RELIABILITY AND VALIDITY OF THE ONTARIO
VIRAL LOAD DATABASE: HOW ACCURATE IS IT?
LM Samson1, C Major2, G Cleghorn4, G
Robinson4, J Major, K Wu2, R Remis3, S Read3
1Children’s Hospital of Eastern Ontario; 2HIV Laboratory, Laboratory
Branch Ontario Ministry of Health; 3University of Toronto; 4Ontario
Viral Load Evaluation Committee
[367P] SURVIVAL OF PERINATALLY HIV-INFECTED CHILDREN
IN CANADA
SM King1, J Singer2, J Forbes3,
N Lapointe4, L Samson5, W Vaudry6, J Embree7,
The Canadian Pediatric AIDS Research Group (CPARG)
1The Hospital for Sick Children; 2Can HIV Trials Network; the
Universities 1of Toronto; 3of British Colombia; 4de
Montreal; 5of Ottawa; 6of Alberta; 7of Manitoba
[368P] FACTORS ASSOCIATED WITH HEPATITIS C VIRUS
(HCV) INFECTION IN A COHORT OF MEN WHO HAVE SEX WITH MEN
Kevin JP Craib, Keith Chan, Steve Martindale, Mary Lou Miller, Robert
S Hogg
The Vanguard Project, BC Centre for Excellence in HIV/AIDS, St Paul’s Hospital,
Vancouver, British Columbia
[369P] THE IMPACT OF STARHS “DETUNED ASSAY” RESULTS
ON HIV INCIDENCE CALCULATIONS IN AN ONGOING COHORT OF MEN WHO HAVE SEX WITH
MEN (MSM) IN VANCOUVER
Steve Martindale, Darrel Cook*, Amy E Weber, Mary Lou Miller, Keith
Chan, Kevin JP Craib, Robert S Hogg
The Vanguard Project, British Columbia Centre for Excellence in HIV/AIDS, St
Paul’s Hospital and the University of British Columbia; *BC Centre for Disease
Control, Vancouver, British Columbia
[370P] HIV OPTIMISM, COMPLACENCY, BAREBACKING
AND LACK OF PREVENTION CAMPAIGNS CITED AS REASONS FOR HIV INCREASE IN VANCOUVER
Steve Martindale, Mary Lou Miller, Keith Chan, Kevin JP Craib, Robert
S Hogg
The Vanguard Project, British Columbia Centre for Excellence in HIV/AIDS, Vancouver,
British Columbia
[371P] DISCONTINUATION OF PNEUMOCYSTIS CARINII
PNEUMONIA PROPHYLAXIS IN ONTARIO: CLINICAL AND REGIONAL FACTORS
AM Bayoumi1,2, S Gardner2, Tonia Forte1,2,
P Millson2, G Robinson, A Rachlis2,3
1Ontario HIV Treatment Network; 2University of Toronto;
3Sunnybrook and Women’s College Health Sciences Centre
[372P] TRENDS IN HIV INCIDENCE IN ONTARIO BASED
ON THE STARHS ASSAY: UPDATE TO JULY 2001
Robert S Remis, Carol Major, Carol Swantee, Margaret Fearon, Evelyn
Wallace, Elaine Whittingham
Department of Public Health Sciences, University of Toronto, Toronto; HIV Laboratory,
Laboratory Services, and Public Health Branch, Ontario Ministry of Health, Ontario
[373P] LATE DIAGNOSIS OF HIV INFECTION AMONG REPORTED
AIDS CASES IN CANADA
J Geduld, CP Archibald
Centre for Infectious Disease Prevention and Control, Health Canada
[374P] HIV PREVENTION AMONG INJECTION DRUG USERS:
THE DEVELOPMENT OF INDICATORS TO MONITOR AND INFORM PUBLIC HEALTH ACTION
JA Siushansian1, GA Weiler2 , CP Archibald1
1Centre for Infectious Disease Prevention and Control, Health
Canada; 2Targeted Interventions Unit, HIV/AIDS Prevention, WHO
[375P] ASSESSING DATA ENTRY DISCREPANCY RATES
IN THE NATIONAL AIDS SURVEILLANCE DATABASE
Chris Sheardown1, Jonathan M Smith1, Daphne
Spencer2
1Centre for Infectious Disease Prevention and Control, Health Canada;
2British Columbia Centre for Disease Control
[376P] YOUNGER AGE AT FIRST SEXUAL VIOLENCE PREDICTS
LATER HIV RISK AND OTHER HEALTH-RELATED OUTCOMES AMONG INJECTION DRUG USERS
P Braitstein, K Li, M Tyndall, P Spittal, RS Hogg, MV O’Shaughnessy,
MT Schechter
British Columbia Centre for Excellence in HIV/AIDS, St Paul’s Hospital, Vancouver,
British Columbia; Department of Health Care and Epidemiology, University of
British Columbia, British Columbia, Vancouver, British Columbia
[377P] DIFFERENTIAL PATTERNS OF SEXUAL VIOLENCE
AMONG MEN WHO HAVE SEX WITH MEN (MSM) VERSUS INJECTION DRUG USING (IDU) MEN
P Braitstein1,2, J Asselin1, K Chan1,
K Li1, A Schilder1, P Spittal1, M Tyndall1,2,
MT Schechter1,2, RS Hogg1,2
1British Columbia Centre for Excellence in HIV/AIDS; 2Department
of Health Care and Epidemiology, University of British Columbia, Vancouver,
British Columbia