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Willi Horner-Johnson

    • Associate Professor OHSU-PSU School of Public Health

Willi Horner-Johnson is an Associate Professor in the collaborative OHSU-Portland State University School of Public Health and in OHSU’s Institute on Development and Disability. She attended graduate school at the University of Illinois at Chicago, where she received a Ph.D. in Community Psychology with a minor in Statistics, Methods, and Measurement. Her research interests include disability-related disparities in health and access to care; pregnancy, contraception use, and other aspects of reproductive health of women with disabilities; and measurement of health-related quality of life among adults with disabilities. Willi has served as Epidemiologist for the Oregon Office on Disability and Health since 2002. She is currently a Patient Center Outcomes K12 Scholar and PI of a project on pregnancy prevalence and outcomes among women with disabilities. Additionally, she is a co-founder and former chair of the Disability Section of the Oregon Public Health Association and current Chair of the American Public Health Association’s Disability Section.

Areas of interest

  • Reproductive health of women with disabilities
  • Disparities in health and access to health care among people with disabilities
  • Health-related quality of life among people with disabilities.
  • Abuse/maltreatment of people with disabilities


  • Ph.D., University of Illinois, Chicago Illinois United States 2002

Memberships and associations

  • American Public Health Association
  • Oregon Public Health Association
  • American Association on Health and Disability
  • American Association on Intellectual and Developmental Disabilities


  • Horner-Johnson W, Kulkarni-Rajasekhara S, Darney BG, Dissanayake M, Caughey AB. Live birth, miscarriage, and abortion among U.S. women with and without disabilities. Disability and Health Journal 2017;10(3):382-386.

  • Horner-Johnson W, Biel FM, Darney BG, Caughey AB. Time trends in births and cesarean deliveries among women with disabilities. Disability and Health Journal 2017;10(3):376-381.

  • Darney BG, Biel FM, Quigley BP, Caughey AB, Horner-Johnson W. Primary cesarean delivery patterns among women with physical, sensory, or intellectual disabilities. Women’s Health Issues 2017;27(3):336-344.

  • Barile JP, Horner-Johnson W, Krahn G, Zack M, Miranda D, DeMichele K, Ford D, Thompson WW. Measurement characteristics for two health-related quality of life measures in older adults: The SF-36 and the CDC Healthy Days items. Disability and Health Journal 2016;9:567-574. 

  • Horner-Johnson W, Darney BG, Kulkarni-Rajasekhara S, Quigley B, Caughey A. Pregnancy among U.S. women: Differences by presence, type, and complexity of disability. American Journal of Obstetrics & Gynecology 2016;214:529.e1-9. 

  • Horner-Johnson W, Dobbertin K, Beilstein-Wedel E. Disparities in dental care associated with disability and race and ethnicity.Journal of the American Dental Association. 2015;146(6):366-374. 

  • Horner-Johnson W, Dobbertin K. Usual source of care and unmet health care needs: Interaction of disability with race and ethnicity. Medical Care. 2014;52(Suppl 3):S40-S50.

  • Horner-Johnson W, Dobbertin K, Andresen EM, Iezzoni LI. Breast and cervical cancer screening disparities associated with disability severity. Women’s Health Issues. 2014;24(1):e147-e153. 

  • Krahn GL, Horner-Johnson W, Hall T, Roid GH, Andresen E, Fujiura G, Nosek MA, Cardinal B, Drum CE, Suzuki R, Peterson JJ. Development and psychometric assessment of the Function-Neutral Health-Related Quality of Life measure. American Journal of Physical Medicine and Rehabilitation. 2014;93(1):56-74. 

  • Andresen EM, Peterson-Besse JJ, Krahn GL, Walsh ES, Horner-Johnson W, Iezzoni LI. Pap, mammography, and clinical breast exam screening among women with disabilities: A systematic review. Women’s Health Issues. 2013;23(4):e205-e214. 

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