All Stories

  1. Recommendation on the use of viral load tests and exclusion of CD4 tests as proxies for HIV medical visits

    Article • Annals of Epidemiology, September 2025, Elsevier

    Dr. Qiang Xia

  2. Social determinants of health analysis makes causal inference and requires analytic epidemiology methods

    Article • Social Science & Medicine, November 2024, Elsevier

    Dr. Qiang Xia

  3. The case for retiring ‘period prevalence’

    Article • International Journal of Epidemiology, January 2024, Oxford University Press (OUP)

    Dr. Qiang Xia

  4. Pre-exposure Prophylaxis Use History in People With Antiretroviral Resistance at HIV Diagnosis: Findings From New York City HIV Surveillance and Partner Services, 2015–2022

    Article • Clinical Infectious Diseases, November 2023, Oxford University Press (OUP)

    Dr. Qiang Xia

  5. Improvement in CD4+ cell count among people with HIV in New York City, 2007–2021

    Article • AIDS, August 2023, Wolters Kluwer Health

    Dr. Qiang Xia

  6. Homelessness and housing assistance among persons with HIV, and associations with HIV care and viral suppression, New York City 2018

    Article • PLOS One, May 2023, PLOS

    Dr. Qiang Xia

  7. Life Expectancy Among People With HIV in New York City, 2009–2018

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, December 2022, Wolters Kluwer Health

    Dr. Qiang Xia

  8. Improving HIV preexposure prophylaxis implementation within healthcare settings

    Article • AIDS, November 2022, Wolters Kluwer Health

    Dr. Qiang Xia

  9. Years Since Diagnosis Among People Living With Diagnosed HIV in New York City

    Article • Public Health Reports, December 2021, SAGE Publications

    Dr. Qiang Xia

  10. The usefulness of HIV partner services in the age of treatment as prevention: a registry-based study

    Article • The Lancet HIV, July 2020, Elsevier

    Dr. Qiang Xia

  11. Estimating the probability of diagnosis within 1 year of HIV acquisition

    Article • AIDS, June 2020, Wolters Kluwer Health

    Dr. Qiang Xia

  12. Use of molecular HIV surveillance data and predictive modeling to prioritize persons for transmission-reduction interventions

    Article • AIDS, March 2020, Wolters Kluwer Health

    Dr. Qiang Xia

  13. Use of Median Age at Death to Assess HIV mortality

    Article • American Journal of Epidemiology, July 2019, Oxford University Press (OUP)

    Dr. Qiang Xia

  14. New York City HIV Care Continuum Dashboards: Using Surveillance Data to Improve HIV Care Among People Living With HIV in New York City

    Article • JMIR Public Health and Surveillance, June 2019, JMIR Publications Inc.

    Dr. Qiang Xia

  15. An expanded HIV screening strategy in the Emergency Department fails to identify most patients with undiagnosed infection: insights from a blinded serosurvey

    Article • AIDS Care, May 2019, Taylor & Francis

    Dr. Qiang Xia, Donna Futterman

  16. Reduction in Gaps in High CD4 Count and Viral Suppression Between Transgender and Cisgender Persons Living With HIV in New York City, 2007–2016

    Article • American Journal of Public Health, January 2019, American Public Health Association

    Dr. Qiang Xia

  17. Proposing a New Indicator for the National Human Immunodeficiency Virus/AIDS Strategy: Percentage of Newly Diagnosed Persons Achieving Viral Suppression Within 3 Months of Diagnosis

    Article • The Journal of Infectious Diseases, October 2018, Oxford University Press (OUP)

    Dr. Qiang Xia

  18. Transition from paediatric to adult care among persons with perinatal HIV infection in New York City, 2006–2015

    Article • AIDS, August 2018, Wolters Kluwer Health

    Dr. Qiang Xia

  19. Potential Misclassification of HIV-Positive Persons As Transgender Men

    Article • American Journal of Public Health, July 2018, American Public Health Association

    Dr. Qiang Xia

  20. Redefining Prevention and Care: A Status-Neutral Approach to HIV

    Article • Open Forum Infectious Diseases, May 2018, Oxford University Press (OUP)

    Dr. Qiang Xia

  21. Undiagnosed HIV and HCV Infection in a New York City Emergency Department, 2015

    Article • American Journal of Public Health, May 2018, American Public Health Association

    Dr. Qiang Xia

  22. Persons living with diagnosed HIV in New York City: over 50% over 50 years old

    Article • AIDS Care, January 2018, Taylor & Francis

    Dr. Qiang Xia

  23. Should we report the proportion of late HIV diagnoses?

    Article • AIDS, November 2017, Wolters Kluwer Health

    Dr. Qiang Xia

  24. Using the Revised Centers for Disease Control and Prevention Staging System to Classify Persons Living With Human Immunodeficiency Virus in New York City, 2011–2015

    Article • Sexually Transmitted Diseases, November 2017, Wolters Kluwer Health

    Dr. Qiang Xia

  25. Linkage to Care After HIV Diagnosis in New York City

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, September 2017, Wolters Kluwer Health

    Dr. Qiang Xia

  26. Brief Report

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, June 2017, Wolters Kluwer Health

    Dr. Qiang Xia

  27. Racial and socioeconomic disparities in viral suppression among persons living with HIV in New York City

    Article • Annals of Epidemiology, May 2017, Elsevier

    Dr. Qiang Xia

  28. Hospitalization Rates Among People With HIV/AIDS in New York City, 2013

    Article • Clinical Infectious Diseases, April 2017, Oxford University Press (OUP)

    Dr. Qiang Xia

  29. Estimated HIV Incidence in the United States, 2003–2010

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, January 2017, Wolters Kluwer Health

    Dr. Qiang Xia

  30. New York City Achieves the UNAIDS 90-90-90 Targets for HIV-Infected Whites but Not Latinos/Hispanics and Blacks

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, November 2016, Wolters Kluwer Health

    Dr. Qiang Xia

  31. Constructing a representative sample of out-of-care HIV patients from a representative sample of in-care patients

    Article • International Journal of STD & AIDS, September 2016, SAGE Publications

    Dr. Qiang Xia

  32. Continuum of Care Among People Living with Perinatally Acquired HIV Infection in New York City, 2014

    Article • Public Health Reports, July 2016, SAGE Publications

    Dr. Qiang Xia

  33. The Association between Neighborhood Poverty and HIV Diagnoses among Males and Females in New York City, 2010–2011

    Article • Public Health Reports, March 2016, SAGE Publications

    Dr. Qiang Xia

  34. Persons Living with HIV in the United States

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, March 2016, Wolters Kluwer Health

    Dr. Qiang Xia

  35. Implementation and Operational Research

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, March 2016, Wolters Kluwer Health

    Dr. Qiang Xia

  36. Comparison of Single-Visit and Multiple-Visit Measures of Retention in Care for HIV Monitoring and Evaluation

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, February 2016, Wolters Kluwer Health

    Dr. Qiang Xia

  37. Persistent Racial Disparities in HIV Infection in the USA: HIV Prevalence Matters

    Article • Journal of Racial and Ethnic Health Disparities, January 2016, Springer Science + Business Media

    Dr. Qiang Xia

  38. Comparison of indicators measuring the proportion of human immunodeficiency virus–infected persons with a suppressed viral load

    Article • Annals of Epidemiology, April 2015, Elsevier

    Dr. Qiang Xia

  39. Proportions of Patients With HIV Retained in Care and Virally Suppressed in New York City and the United States

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, March 2015, Wolters Kluwer Health

    Dr. Qiang Xia

  40. A Run-in Period Is Needed in Randomized Controlled Trials of Directly Observed Antiretroviral Therapy for HIV Infection

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, February 2015, Wolters Kluwer Health

    Dr. Qiang Xia

  41. Monitoring Outcomes for Newly Diagnosed and Prevalent HIV Cases Using a Care Continuum Created With New York City Surveillance Data

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, February 2015, Wolters Kluwer Health

    Dr. Qiang Xia

  42. Limitations of Indicators of HIV Case Finding

    Article • Epidemiology, January 2015, Wolters Kluwer Health

    Dr. Qiang Xia

  43. The high proportion of late HIV diagnoses in the USA is likely to stay: findings from a mathematical model

    Article • AIDS Care, September 2014, Taylor & Francis

    Dr. Qiang Xia

  44. Retention in Care and Viral Suppression Among Persons Living With HIV/AIDS in New York City, 2006–2010

    Article • American Journal of Public Health, September 2014, American Public Health Association

    Dr. Qiang Xia

  45. The Effect of Case Rate and Coinfection Rate on the Positive Predictive Value of a Registry Data-Matching Algorithm

    Article • Public Health Reports, January 2014, SAGE Publications

    Dr. Qiang Xia

  46. Sexually Transmitted Diseases Among Persons With HIV With Low Viral Load

    Article • Sexually Transmitted Diseases, July 2013, Wolters Kluwer Health

    Dr. Qiang Xia

  47. Achievement and Maintenance of Viral Suppression in Persons Newly Diagnosed With HIV, New York City, 2006–2009

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, July 2013, Wolters Kluwer Health

    Dr. Qiang Xia

  48. Revisiting the Methodology of Measuring HIV Community Viral Load

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, June 2013, Wolters Kluwer Health

    Dr. Qiang Xia

  49. To Weight or Not to Weight in Time-location Sampling: Why Not Do Both?

    Article • AIDS and Behavior, May 2013, Springer Science + Business Media

    Dr. Qiang Xia

  50. Tuberculosis and HIV Co-infection, California, USA, 1993–2008

    Article • Emerging Infectious Diseases, March 2012, Centers for Disease Control and Prevention (CDC)

    Dr. Qiang Xia

  51. Recent Decline in the Incidence of Human Immunodeficiency Virus Infection Among California Men Who Have Sex With Men

    Article • American Journal of Epidemiology, May 2011, Oxford University Press (OUP)

    Dr. Qiang Xia

  52. Matching AIDS and tuberculosis registry data to identify AIDS/tuberculosis comorbidity cases in California

    Article • Health Informatics Journal, March 2011, SAGE Publications

    Dr. Qiang Xia

  53. Evolution of tuberculosis/HIV co-infection in California during the HAART Era, 1996-2007

    Article • Retrovirology, January 2010, Springer Science + Business Media

    Dr. Qiang Xia

  54. Discordance between Sexual Behavior and Self-Reported Sexual Identity

    Article • Annals of Internal Medicine, April 2007, American College of Physicians

    Dr. Qiang Xia

  55. Knowledge of sexual partnerʼs HIV serostatus and serosorting practices in a California population-based sample of men who have sex with men

    Article • AIDS, October 2006, Wolters Kluwer Health

    Dr. Qiang Xia

  56. The Effect of Venue Sampling on Estimates of HIV Prevalence and Sexual Risk Behaviors in Men Who Have Sex With Men

    Article • Sexually Transmitted Diseases, September 2006, Wolters Kluwer Health

    Dr. Qiang Xia

  57. HIV Prevalence and Sexual Risk Behaviors Among Men Who Have Sex With Men

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, February 2006, Wolters Kluwer Health

    Dr. Qiang Xia

  58. High Prevalence of Sexually Transmitted Diseases Among Men Who Have Sex With Men in Jiangsu Province, China

    Article • Sexually Transmitted Diseases, February 2006, Wolters Kluwer Health

    Dr. Qiang Xia

  59. Insulin-like growth factor (IGF)-I and IGF-binding protein 3 and the risk of premenopausal breast cancer: A meta-analysis of literature

    Article • International Journal of Cancer, January 2004, Wiley

    Dr. Qiang Xia