Ken Ottenbacher, PhD, OTR

Kenneth J. Ottenbacher, PhD, OTR Professor Emeritus

Email: kottenba@utmb.eduSCOPUS | Google Scholar | Abbreviated CV
Research Area: Research methods, functional assessment, rehabilitation outcomes

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  • BS 1972 University of Montana, Missoula
  • BS 1975 University of Central Arkansas, Conway
  • MS 1976 University of Tennessee, Knoxville
  • PhD 1982 University of Missouri, Columbia

Current Funding

Long-term Health Outcomes in Mexican American Older Adults
National Institute on Minority Health and Health Disparities, NIH Grant# R01 MD010355
Role: Principal Investigator

UTMB Health Services Research Training Program
Agency for Healthcare Research and Quality (AHRQ) Grant# T32 HS26133
Role: Multi-Principal Investigators: Kuo & Ottenbacher

Center for Large Data Research and Data Sharing in Rehabilitation
National Center for Medical Rehabilitation Research (NICHD), NIH Grant# P2C HD065702
(Renewal of R24HD065702, 2010-15)
Role: Principal Investigator

Rehabilitation Research Career Development Program
National Center for Medical Rehabilitation Research (NICHD), NIH
Grant# K12 HD055929 Role: Principal Investigator

Development and Evaluation of Rehabilitation Service Areas
Agency for Healthcare Research and Quality Grant# R01 HS024711
Role: Co-investigator (PI: Reistetter)

Claude D. Pepper Older Americans Independence Center
National Institute on Aging, NIH Grant# P30 AG024832
Role: Core Leader, Research Education Core (PI: Volpi)

Select Publications

  1. Ottenbacher, K.J., Karmarkar, A., Graham, J.E., Kuo, Y.F., Deutsch A., Reistetter, T., Granger, C.V. (2014). Thirty-day hospital readmission following discharge from post-acute rehabilitation in fee-for-service Medicare patients. JAMA, 311(6), 604-614.
  2. Baillargeon, J., Urban, R.J., Kuo, Y.F., Holmes, H.M., Raji, M.A., Morgentaler, A., Howrey, B.T., Lin, Y.L., Ottenbacher, K.J. (2015). Screening and monitoring in men prescribed testosterone therapy in the United States, 2001 to 2010. Public Health Reports 130(2), 143-152.
  3. Ameredes, B.T., Hellmich, M.R., Cestone, C.M., Wooten, K., Ottenbacher, K.J, Chonmaitree, T., Anderson, K., Brasier, A.R. (2015). The Multidisciplinary Translational Team Model for training and development of translational research investigators. Clinical and Translational Science, 8(5), 533-541.
  4. Fisher, S.R., Graham, J.E., Krishnan, S., Ottenbacher, K.J. (2016) Predictors of 30-day readmission following inpatient rehabilitation for high risk patients. Physical Therapy, 96(1), 62-70.
  5. Kumar, A., Wong, R., Ottenbacher, K., Al Snih, S. (2016). Pre-diabetes and undiagnosed diabetes among older adults in Mexico. Annals of Epidemiology, 26, 163-170.
  6. Peterson, M.D., Peng, Z., Duchowny, K.A., Markides, K.S., Ottenbacher, K.J., Al Snih, S. (2016). Declines in strength and mortality risk among older Mexican Americans: Joint modeling of survival and longitudinal data. Journal of Gerontology: Medical Sciences, 71(12),1646-1652.
  7. Middleton, A., Graham, J.E., Lin, Y.L., Goodwin, J.S., Bettger, J.P., Deutsch, A., Ottenbacher, K.J. (2016). Motor and cognitive functional status are associated with 30-day unplanned rehospitalization following post-acute care in Medicare fee-for-service beneficiaries. Journal of General Internal Medicine, 31(12), 1427-1434.
  8. Kumar A, Karmarkar AM, Downer B, Vashit A, Adhikari D, Al Snih S, Ottenbacher KJ. (2017). Current risk adjustment and comorbidity index underperforms in predicting post-acute utilization and hospital readmission after joint replacement. Arthritis Care & Research. DOI: 10.1002/acr.23195
  9. Downer, B., Thomas, K.S., Mor, V., Goodwin, J.S., Ottenbacher, K.J. (2017). Cognitive status of older adults on admission to a skilled nursing facility according to hospital discharge diagnosis of dementia. Journal of the American Medical Director’s Association, 18(8), 726-728.
  10. Goodwin, J.S., Li, S., Middleton, A., Ottenbacher, K.J., Kuo, Y-F. (2018). Difference between skilled nursing facilities in risk of subsequent long-term care placement. Journal of the American Geriatrics Society, 66(10), 1880-1886. PMCID: PMC6181774 
  11. Li, C.Y., Al Snih, S., Karmarkar, A.M., Markides, K.S., Ottenbacher, K.J. (2018). Early frailty transition predicts 15-Year mortality among non-disabled older Mexican Americans. Annals of Epidemiology, 28(6), 362-367. 
  12. Middleton, A., Graham, J.E., Prvu Bettger, J., Haas, A., Ottenbacher, K.J. (2018). Facility and geographic variation in rates of successful community discharge following inpatient rehabilitation among Medicare fee-for-service beneficiaries. JAMA Network Open, 1(7), e184332. doi:10.1001/jamanetworkopen.2018.4332.
  13. Downer, B., Al Snih, S., Chou, L-N., Kuo, Y-F., Markides, K.S., Ottenbacher, K.J. (2019). Differences in hospitalizations, emergency room admissions, and outpatient visits among Mexican-American Medicare beneficiaries. BMC Geriatrics 19(1), 136 doi:10.1186/s12877-019-1160-9. PMCID: PMC6528336.
  14. Ottenbacher, K.J., Graham, J.E., Fisher, S.R. (2019). Data science in physical medicine and rehabilitation: Opportunities and challenges. Physical Medicine and Rehabilitation Clinics of North America, 30(2):459-471. doi: 10.1016/j.pmr.2018.12.003. PMID:30954159.
  15. Middleton, A., Downer, B., Haas, A., Knox, S., Ottenbacher, K.J. (2019). Functional status is associated with 30-day potentially preventable readmissions following home health care. Medical Care, 57(2), 145-151. PMCID: PMC6358180. 
  16. Malcolm, M.P., Middleton, A., Haas, A., Ottenbacher, K.J., Graham, J.E. (2019). Variation in facility-level rates of all-cause and potentially preventable 30-day hospital readmissions among Medicare fee-for-service beneficiaries after discharge from postacute inpatient rehabilitation. JAMA Network Open, 2(12), e1917559. doi: 10.1001/jamanetworkopen.2019.17559. PMID: 31834398.
  17. Hong, I., Goodwin, J.S., Reistetter, T.A., Kuo, Y.F., Mallinson, T., Karmarkar, A., Lin, Y.L., Ottenbacher, K.J. Comparison of functional status improvements among patients with stroke receiving postacute care in inpatient rehabilitation vs skilled nursing facilities. JAMA Network Open, 2(12) e1916646. doi:10.1001/jamanetworkopen.2019.16646. PMID: 31800069.
  18. Downer, B., Snih, S.A., Raji, M., Chou, L.-N., Kuo, Y.-F., Markides, K.S., Ottenbacher, K.J. (2020). Healthcare utilization of Mexican-American Medicare beneficiaries with and without Alzheimer’s disease and related dementias. PLoS ONE, 15(1), 2020, # e0227681.
  19. Howrey, B.T., Al Snih, S., Middleton, J.A., Ottenbacher, K.J. (2020). Trajectories of Frailty and Cognitive Decline Among Older Mexican Americans. Journals of Gerontology. Series A, Biological Sciences and Medical Sciences. 75(8), 1551-1557. DOI: 10.1093/gerona/glz295. PubMed ID: 32012218
  20. Li CY, Karmarkar A, Kuo YF, Mehta HB, Mallinson T, Haas A, Kumar A, Ottenbacher KJ. (2020). A comparison of three methods in categorizing functional status to predict hospital readmission across post-acute care. PLoS One, 15(5):e0232017. eCollection 2020. PMCID: PMC7205206