J. Raffa

Most-cited papers

1. The eICU Collaborative Research Database, a freely available multi-center database for critical care research

   T. Pollard, A. Johnson, J. Raffa, L. Celi +2 more

   2018Scientific Data2,066 citations Open access

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2. Barriers associated with the treatment of hepatitis C virus infection among illicit drug users.

   J. Grebely, K. Genoway, J. Raffa, Gurbir Dhadwal +8 more

   2008Drug and Alcohol Dependence219 citations Open access

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3. Low uptake of treatment for hepatitis C virus infection in a large community‐based study of inner city residents

   J. Grebely, J. Raffa, C. Lai, M. Krajden +3 more

   2009Journal of Viral Hepatitis182 citations Open access

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4. tableone: An open source Python package for producing summary statistics for research papers

   T. Pollard, A. Johnson, J. Raffa, R. Mark

   2018JAMIA Open181 citations Open access

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5. A comparative analysis of sepsis identification methods in an electronic database

   Alistair E. W. Johnson, J. Aboab, J. Raffa, T. Pollard +3 more

   2018Critical Care Medicine181 citations Open access

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6. Hepatitis C virus reinfection in injection drug users

   J. Grebely, B. Conway, J. Raffa, C. Lai +2 more

   2006Hepatology162 citations Open access

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7. Factors associated with spontaneous clearance of hepatitis C virus among illicit drug users.

   J. Grebely, J. Raffa, C. Lai, M. Krajden +2 more

   2007Canadian journal of gastroenterology = Journal canadien de gastroenterologie134 citations Open access

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8. Optimizing assessment and treatment for hepatitis C virus infection in illicit drug users: a novel model incorporating multidisciplinary care and peer support

   J. Grebely, Elizabeth Knight, K. Genoway, M. Viljoen +8 more

   2010European Journal of Gastroenterology and Hepathology125 citations Open access

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9. Treatment uptake and outcomes among current and former injection drug users receiving directly observed therapy within a multidisciplinary group model for the treatment of hepatitis C virus infection.

   J. Grebely, K. Genoway, Milan Khara, F. Duncan +5 more

   2007The International journal on drug policy113 citations Open access

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10. Reinfection with hepatitis C virus following sustained virological response in injection drug users

    J. Grebely, Elizabeth Knight, Tyler Ngai, K. Genoway +7 more

    2009Journal of Gastroenterology and Hepatology105 citations Open access

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11. Continued low uptake of treatment for hepatitis C virus infection in a large community‐based cohort of inner city residents

    M. Alavi, J. Raffa, Gregory D. Deans, C. Lai +4 more

    2014Liver international (Print)100 citations Open access

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12. Directly observed therapy for the treatment of hepatitis C virus infection in current and former injection drug users

    J. Grebely, J. Raffa, C. Meagher, F. Duncan +8 more

    2007Journal of Gastroenterology and Hepatology80 citations Open access

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13. Markov Models and Cost Effectiveness Analysis: Applications in Medical Research

    M. Komorowski, J. Raffa

    201672 citations Open access

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14. The impact of ongoing illicit drug use on methadone adherence in illicit drug users receiving treatment for HIV in a directly observed therapy program.

    J. Raffa, J. Grebely, H. Tossonian, Tiffany Wong +8 more

    2007Drug and Alcohol Dependence64 citations

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15. Impact of hepatitis C virus infection on all‐cause and liver‐related mortality in a large community‐based cohort of inner city residents

    J. Grebely, J. Raffa, C. Lai, Thomas Kerr +4 more

    2011Journal of Viral Hepatitis60 citations Open access

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16. Big data and machine learning in critical care: Opportunities for collaborative research.

    A. Núñez Reiz, Fernando Martínez Sagasti, M. Álvarez González, A. B. Blesa Malpica +28 more

    2019Medicina Intensiva37 citations

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17. Bridging the Health Data Divide

    L. Celi, G. Davidzon, A. Johnson, M. Komorowski +8 more

    2016Journal of Medical Internet Research37 citations Open access

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18. The Global Open Source Severity of Illness Score (GOSSIS)

    J. Raffa, A. Johnson, Zach O'Brien, T. Pollard +4 more

    2022Critical Care Medicine33 citations Open access

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19. Intermediate highly active antiretroviral therapy adherence thresholds and empirical models for the development of drug resistance mutations.

    J. Raffa, H. Tossonian, J. Grebely, A. Petkau +2 more

    2008Journal of Acquired Immune Deficiency Syndromes26 citations Open access

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20. Impact of Intensive Care Unit Discharge Delays on Patient Outcomes: A Retrospective Cohort Study

    S. Bose, A. Johnson, A. Moskowitz, L. Celi +1 more

    2018Journal of Intensive Care Medicine23 citations

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21. Severity of Illness Scores May Misclassify Critically Ill Obese Patients*

    R. Deliberato, S. Ko, M. Komorowski, M. D. L. de La Hoz +5 more

    2017Critical Care Medicine20 citations Open access

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22. Data-driven curation process for describing the blood glucose management in the intensive care unit

    Aldo Robles Arévalo, J. Maley, Lawrence Baker, Susana M. da Silva Vieira +6 more

    2021Scientific Data19 citations Open access

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23. Multivariate longitudinal data analysis with mixed effects hidden Markov models

    J. Raffa, J. Dubin

    2015Biometrics19 citations Open access

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24. Mortality in a large community-based cohort of inner-city residents in Vancouver, Canada.

    Gregory D. Deans, J. Raffa, C. Lai, B. Fischer +6 more

    2013CMAJ Open15 citations Open access

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25. Power and Effective Study Size in Heritability Studies

    J. Raffa, E. Thompson

    2016Statistics in Biosciences13 citations Open access

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26. Methadone Dosing Strategies in HIV-Infected Injection Drug Users Enrolled in a Directly Observed Therapy Program

    H. Tossonian, J. Raffa, J. Grebely, Brendon Trotter +8 more

    2007Journal of Acquired Immune Deficiency Syndromes13 citations

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27. 578 Uptake of hepatitis C virus (HCV) treatment among injection drug users (IDUS) in Vancouver, Canada

    J. Grebely, B. Conway, J. Raffa, C. Lai +2 more

    200613 citations

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28. How is the Doctor Feeling? ICU Provider Sentiment is Associated with Diagnostic Imaging Utilization

    Mohammad M. Ghassemi, Tuka Alhanai, J. Raffa, R. Mark +2 more

    2018Annual International Conference of the IEEE Engineering in Medicine and Biology Society11 citations Open access

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29. Primary drug resistance in antiretroviral-naïve injection drug users.

    H. Tossonian, J. Raffa, J. Grebely, M. Viljoen +6 more

    2009International Journal of Infectious Diseases10 citations Open access

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30. Evaluation of evolving sepsis screening criteria in discriminating suspected sepsis and mortality among adult patients admitted to the intensive care unit.

    Teresa A. Rincon, J. Raffa, L. Celi, O. Badawi +4 more

    2023International Journal of Nursing Studies5 citations Open access

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31. Vasopressin Administration Is Associated With Rising Serum Lactate Levels in Patients With Sepsis

    K. Severson, Laura Ritter-Cox, J. Raffa, L. Celi +1 more

    2018Journal of Intensive Care Medicine4 citations

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32. Estimating relationships between phenotypes and subjects drawn from admixed families

    E. Blue, L. Brown, Matthew P. Conomos, Jennifer L. Kirk +6 more

    2016BMC Proceedings4 citations Open access

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33. Clinical Implications of Mutations at Reverse Transcriptase Codon 135 on Response to NNRTI-Based Therapy

    H. Tossonian, J. Raffa, J. Grebely, M. Viljoen +6 more

    2007Open Virology Journal4 citations Open access

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34. Psychosocial Outcomes following Electroconvulsive Therapy in a Community Setting: Retrospective Chart Review with 2-Year Follow-up

    Biju C. Mathew, Marliese Y. Dawson, C. Kozanitis, Brittain Bright +4 more

    2007Canadian journal of psychiatry. Revue canadienne de psychiatrie3 citations Open access

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35. Predicting medical nonadherence using natural language processing

    H. Elahinia, J. Raffa, Joy T. Wu, Mohammad M. Ghassemi

    20172017 IEEE MIT Undergraduate Research Technology Conference (URTC)2 citations

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36. [Idiopathic unilocular osseous cyst. Clinical and anatomo-pathological study of 123 cases].

    C. Ottolenghi, F. Schajowicz, J. Raffa

    1969Revue de chirurgie orthopédique et réparatrice de l'appareil moteur2 citations

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37. 1566: PROGNOSTIC ACCURACY OF THE SOFA SCORE AND A SEPSIS PROMPT IN DISCRIMINATING SEPSIS

    Teresa A. Rincon, L. Celi, J. Raffa, D. Koestler +3 more

    2019Critical Care Medicine1 citations

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38. Power and Effective Study Size Based on Approximations to the Expected Likelihood Ratio Test in Heritability Studies

    J. Raffa, E. Thompson

    20141 citations

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39. 785 CONTINUED LOW UPTAKE OF TREATMENT FOR HCV IN A LARGE COMMUNITY-BASED COHORT OF INNER CITY RESIDENTS

    M. Alavi, J. Raffa, Gregory D. Deans, C. Lai +4 more

    20131 citations Open access

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40. Multivariate Longitudinal Data Analysis with Mixed Effects Hidden Markov Models

    J. Raffa

    20121 citations

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41. Use of once-daily raltegravir-based HAART in HIV-infected injection drug users

    H. Tossonian, J. Raffa, O. Alenezi, K. Anderson +4 more

    2010Journal of the International AIDS Society1 citations Open access

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42. 402 IMPACT OF HEPATITIS C VIRUS INFECTION ON LIVER- RELATED MORTALITY IN A LARGE COMMUNITY-BASED COHORT OF INNER CITY RESIDENTS

    J. Grebely, J. Raffa, C. Lai, M. Krajden +4 more

    20091 citations

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43. Longitudinal analyses of medication adherence data in hiv-infected illicit drug users

    J. Raffa

    20061 citations

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44. 220: EFFECT OF RAPID GLYCEMIC DECREASES ON MORTALITY IN CRITICALLY ILL PATIENTS: A RETROSPECTIVE STUDY

    M. Cox, Man-Qing Liang, J. Raffa, Marta Fernandes +3 more

    2022Critical Care Medicine0 citations Open access

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45. Authors' Response to the Intensive Care Unit Discharge Delay and In-Hospital Mortality.

    S. Bose, A. Johnson, A. Moskowitz, L. Celi +1 more

    2018Journal of Intensive Care Medicine0 citations

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46. 18: EXTERNAL VALIDATION OF THE SEPSIS-3 GUIDELINES

    Alistair E. W. Johnson, L. Celi, J. Raffa, T. Pollard +1 more

    2016Critical Care Medicine0 citations

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47. The changing demographics of women living with HIV/AIDS in southern Alberta from 1982 to 2006.

    Liana Hwang, J. Raffa, M. Gill

    2012The Canadian journal of infectious diseases & medical microbiology = Journal canadien des maladies infectieuses et de la microbiologie medicale0 citations Open access

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48. Systematic approach to the treatment of HCV infection in injection drug users: where are we now?

    B. Conway, H. Tossonian, J. Raffa, M. Storms +2 more

    20090 citations

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49. Substitution of tenofovir for nucleoside analogues in virologically controlled HIV-infected patients co-infected with hepatitis C virus: TEN-SWITCH

    J. Grebely, L. Gallagher, Elizabeth Knight, K. Genoway +8 more

    20080 citations Open access

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50. Reply:

    J. Grebely, B. Conway, J. Raffa, C. Lai +2 more

    20070 citations Open access

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