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• 2018

  Readmission Patterns Over 90-Day Episodes of Care Among Medicare Fee-for-Service Beneficiaries Discharged to Post-acute Care

  Middleton, A., Kuo, Y. F., Graham, J. E., Karmarkar, A., Lin, Y. L., Goodwin, J. S., Haas, A. & Ottenbacher, K. J., Oct 2018, In: Journal of the American Medical Directors Association. 19, 10, p. 896-901 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Subacute Care
  • Episode of Care
  • Fee-for-Service Plans
  • Medicare
  • Replacement Arthroplasties
  5 Scopus citations

• Same But Different: FIM Summary Scores May Mask Variability in Physical Functioning Profiles

  Fisher, S. R., Middleton, A., Graham, J. E. & Ottenbacher, K. J., Aug 2018, In: Archives of Physical Medicine and Rehabilitation. 99, 8, p. 1479-1482.e1

  Research output: Contribution to journal › Article › peer-review

  • Masks
  • Inpatients
  • Rehabilitation
  • Self Care
  • Toilet Facilities
  1 Scopus citations

• Successful Community Discharge Following Postacute Rehabilitation for Medicare Beneficiaries: Analysis of a Patient-Centered Quality Measure

  Cary, M. P., Prvu Bettger, J., Jarvis, J. M., Ottenbacher, K. J. & Graham, J. E., Aug 2018, In: Health Services Research. 53, 4, p. 2470-2482 13 p.

  Research output: Contribution to journal › Article › peer-review

  • Medicare
  • Rehabilitation
  • Health Services
  • Inpatients
  • Social Support
  4 Scopus citations

• The impact of 10-year physical activity changes on 7-year mortality in older Mexican Americans

  Lewis, Z. H., Markides, K. S., Ottenbacher, K. J. & Snih, S. A., Jan 2018, In: Journal of Physical Activity and Health. 15, 1, p. 30-39 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Mexican Americans
  • Exercise
  • Mortality
  • Walking
  • Elderly
  9 Scopus citations

• Trajectories Over the First Year of Long-Term Care Nursing Home Residence

  Li, S., Middleton, A., Ottenbacher, K. J. & Goodwin, J. S., Apr 2018, In: Journal of the American Medical Directors Association. 19, 4, p. 333-341 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Long-Term Care
  • Nursing Homes
  • Medicare
  • Insurance Claim Review
  • Length of Stay
  10 Scopus citations
• 2019

  Combined effects of cognitive impairment and pre-frailty on future frailty and death in older Mexican Americans

  Downer, B., Al Snih, S., Howrey, B. T., Raji, M. A., Markides, K. S. & Ottenbacher, K. J., 2019, In: Aging and Mental Health. 23, 10, p. 1405-1412 8 p.

  Research output: Contribution to journal › Article › peer-review

  • Mexican Americans
  • Frailty
  • Cognitive Dysfunction
  • Mortality
  • Walking Speed
  9 Scopus citations

• Comparison of Functional Status Improvements Among Patients With Stroke Receiving Postacute Care in Inpatient Rehabilitation vs Skilled Nursing Facilities

  Hong, I., Goodwin, J. S., Reistetter, T. A., Kuo, Y. F., Mallinson, T., Karmarkar, A., Lin, Y. L. & Ottenbacher, K. J., Dec 2 2019, In: JAMA network open. 2, 12, p. e1916646

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Subacute Care
  • Skilled Nursing Facilities
  • Inpatients
  • Rehabilitation
  • Stroke
  6 Scopus citations

• Comparisons of the Association of Family and Social Factors With Functional Limitations Across the United States, Mexico, and South Korea: Findings From the HRS Family of Surveys

  Hong, I., Pryor, L., Wong, R., Ottenbacher, K. J. & Reistetter, T. A., 2019, (Accepted/In press) In: Journal of aging and health.

  Research output: Contribution to journal › Article › peer-review

  • Republic of Korea
  • Mexico
  • South Korea
  • social factors
  • Retirement

• Data Science in Physical Medicine and Rehabilitation: Opportunities and Challenges

  Ottenbacher, K. J., Graham, J. E. & Fisher, S. R., May 2019, In: Physical Medicine and Rehabilitation Clinics of North America. 30, 2, p. 459-471 13 p.

  Research output: Contribution to journal › Review article › peer-review

  Open Access

  • Data Science
  • Physical and Rehabilitation Medicine
  • Biomedical Research
  • Rehabilitation
  • Direction compound
  2 Scopus citations

• Differences in hospitalizations, emergency room admissions, and outpatient visits among Mexican-American Medicare beneficiaries

  Downer, B., Al Snih, S., Chou, L. N., Kuo, Y. F., Markides, K. S. & Ottenbacher, K. J., May 21 2019, In: BMC Geriatrics. 19, 1, 136.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Mexican Americans
  • Medicare
  • Hospital Emergency Service
  • Outpatients
  • Hospitalization
  2 Scopus citations

• Elder abuse and mistreatment: results from medicare claims data

  Mouton, C. P., Haas, A., Karmarkar, A., Kuo, Y. F. & Ottenbacher, K., Oct 20 2019, In: Journal of Elder Abuse and Neglect. 31, 4-5, p. 263-280 18 p.

  Research output: Contribution to journal › Article › peer-review

  • Elder Abuse
  • comorbidity
  • Medicare
  • abuse
  • Morbidity

• Functional Status Is Associated with 30-Day Potentially Preventable Readmissions Following Home Health Care

  Middleton, A., Downer, B., Haas, A., Knox, S. & Ottenbacher, K. J., Feb 1 2019, In: Medical care. 57, 2, p. 145-151 7 p.

  Research output: Contribution to journal › Article › peer-review

  • Home Care Services
  • Patient Readmission
  • Self Care
  • Delivery of Health Care
  • Confidence Intervals
  3 Scopus citations

• Race/ethnicity and 30-day readmission rates in medicare beneficiaries with COPD

  Nastars, D. R., Rojas, J. D., Ottenbacher, K. J. & Graham, J. E., Aug 1 2019, In: Respiratory care. 64, 8, p. 931-936 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Patient Readmission
  • Medicare
  • Hispanic Americans
  • Chronic Obstructive Pulmonary Disease
  • African Americans

• The modifying effect of positive emotion on the relationship between cognitive impairment and disability among older Mexican Americans: a cohort study

  Jarvis, J. M., Downer, B., Baillargeon, J., Khetani, M., Ottenbacher, K. J. & Graham, J. E., Jun 19 2019, In: Disability and Rehabilitation. 41, 13, p. 1491-1498 8 p.

  Research output: Contribution to journal › Article › peer-review

  • Mexican Americans
  • Activities of Daily Living
  • Cognitive Dysfunction
  • Emotions
  • Cohort Studies

• Validation of the Modified Frailty Phenotype Measure in Older Mexican Americans

  Li, C. Y., Al Snih, S., Chen, N. W., Markides, K. S., Sodhi, J. & Ottenbacher, K. J., Nov 1 2019, In: Journal of the American Geriatrics Society. 67, 11, p. 2393-2397 5 p.

  Research output: Contribution to journal › Article › peer-review

  • Mexican Americans
  • Frailty
  • Phenotype
  • Confidence Intervals
  • Independent Living
  1 Scopus citations

• 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

  Malcolm, M. P., Middleton, A., Haas, A., Ottenbacher, K. J. & Graham, J. E., Dec 2 2019, In: JAMA network open. 2, 12, p. e1917559

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Fee-for-Service Plans
  • Patient Readmission
  • Medicare
  • Inpatients
  • Rehabilitation
• 2020

  A comparison of three methods in categorizing functional status to predict hospital readmission across post-acute care

  Li, C. Y., Karmarkar, A., Kuo, Y. F., Mehta, H. B., Mallinson, T., Haas, A., Kumar, A. & Ottenbacher, K. J., May 2020, In: PloS one. 15, 5, e0232017.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Subacute Care
  • functional status
  • Patient Readmission
  • Nursing
  • Health

• Association of Pain on Hospital Discharge with the Risk of 30-Day Readmission in Patients with Total Hip and Knee Replacement

  Hong, I., Westra, J. R., Goodwin, J. S., Karmarkar, A., Kuo, Y. F. & Ottenbacher, K. J., Dec 2020, In: Journal of Arthroplasty. 35, 12, p. 3528-3534.e2

  Research output: Contribution to journal › Article › peer-review

  • Patient Readmission
  • Hip Replacement Arthroplasties
  • Knee Replacement Arthroplasties
  • Hip
  • Pain

• Association of Social Behaviors With Community Discharge in Patients with Total Hip and Knee Replacement

  Pritchard, K. T., Hong, I., Goodwin, J. S., Westra, J. R., Kuo, Y. F. & Ottenbacher, K. J., 2020, (Accepted/In press) In: Journal of the American Medical Directors Association.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Hip Replacement Arthroplasties
  • Social Behavior
  • Patient Discharge
  • Knee Replacement Arthroplasties
  • Hip

• Dementia Severity Associated With Increased Risk of Potentially Preventable Readmissions During Home Health Care

  Knox, S., Downer, B., Haas, A., Middleton, J. & Ottenbacher, K. J., Apr 2020, In: Journal of the American Medical Directors Association. 21, 4, p. 519-524.e3

  Research output: Contribution to journal › Article › peer-review

  • Home Care Services
  • Dementia
  • Delivery of Health Care
  • Medicare
  • International Classification of Diseases
  1 Scopus citations

• Effect of electronic activity monitors and pedometers on health: Results from the tame health pilot randomized pragmatic trial

  Lewis, Z. H., Ottenbacher, K. J., Fisher, S. R., Jennings, K., Brown, A. F., Swartz, M. C., Martinez, E. & Lyons, E. J., Sep 2020, In: International Journal of Environmental Research and Public Health. 17, 18, p. 1-11 11 p., 6800.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Pragmatic Clinical Trials
  • Health
  • Cardiovascular Diseases
  • Counseling
  • Primary Health Care

• Frailty transitions predict healthcare use and Medicare payments in older Mexican Americans: A longitudinal cohort study

  Li, C. Y., Al Snih, S., Chou, L. N., Karmarkar, A., Kuo, Y. F., Markides, K. S. & Ottenbacher, K. J., Jun 1 2020, In: BMC Geriatrics. 20, 1, 189.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Mexican Americans
  • Frailty
  • Medicare
  • Longitudinal Studies
  • Cohort Studies

• Function and Caregiver Support Associated With Readmissions During Home Health for Individuals With Dementia

  Knox, S., Downer, B., Haas, A., Middleton, A. & Ottenbacher, K. J., Jun 2020, In: Archives of Physical Medicine and Rehabilitation. 101, 6, p. 1009-1016 8 p.

  Research output: Contribution to journal › Article › peer-review

  • Self Care
  • Caregivers
  • Dementia
  • Health
  • Cognitive Dysfunction
  1 Scopus citations

• Healthcare utilization of Mexican-American Medicare beneficiaries with and without Alzheimer’s disease and related dementias

  Downer, B., Snih, S. A., Raji, M., Chou, L. N., Kuo, Y. F., Markides, K. S. & Ottenbacher, K. J., Jan 1 2020, In: PloS one. 15, 1, e0227681.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • dementia
  • Mexican Americans
  • Alzheimer disease
  • Emergency rooms
  • health services
  1 Scopus citations

• Hospital Readmissions Reduction Program and Post-Acute Care: Implications for Service Delivery and 30-Day Hospital Readmission

  Li, C. Y., Karmarkar, A., Lin, Y. L., Kuo, Y. F. & Ottenbacher, K. J., 2020, (Accepted/In press) In: Journal of the American Medical Directors Association.

  Research output: Contribution to journal › Article › peer-review

  • Subacute Care
  • Patient Readmission
  • Hip Fractures
  • Knee Replacement Arthroplasties
  • Arthroplasty

• How high-risk comorbidities co-occur in readmitted patients with hip fracture: Big data visual analytical approach

  Bhavnani, S. K., Dang, B., Penton, R., Visweswaran, S., Bassler, K. E., Chen, T., Raji, M., Divekar, R., Zuhour, R., Karmarkar, A., Kuo, Y. F. & Ottenbacher, K. J., Oct 2020, In: JMIR Medical Informatics. 8, 10, e13567.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Big Data
  • Hip Fractures
  • Comorbidity
  • Patient Readmission
  • Medicare

• Impact of Self-Care and Mobility on One or More Post-Acute Care Transitions

  Li, C. Y., Karmarkar, A., Kuo, Y. F., Haas, A. & Ottenbacher, K. J., 2020, (Accepted/In press) In: Journal of aging and health.

  Research output: Contribution to journal › Article › peer-review

  • Subacute Care
  • acute care
  • Patient Transfer
  • Self Care
  • Skilled Nursing Facilities

• Improvement in Activities of Daily Living during a Nursing Home Stay and One-Year Mortality among Older Adults with Sepsis

  Downer, B., Pritchard, K., Thomas, K. S. & Ottenbacher, K., 2020, (Accepted/In press) In: Journal of the American Geriatrics Society.

  Research output: Contribution to journal › Article › peer-review

  • Skilled Nursing Facilities
  • Nursing Homes
  • Activities of Daily Living
  • Sepsis
  • Mortality

• Muscle weakness and functional limitations in an ethnically diverse sample of older adults

  McGrath, R. P., Ottenbacher, K. J., Vincent, B. M., Kraemer, W. J. & Peterson, M. D., Apr 2 2020, In: Ethnicity and Health. 25, 3, p. 342-353 12 p.

  Research output: Contribution to journal › Article › peer-review

  • Muscle Weakness
  • Hand Strength
  • Activities of Daily Living
  • Hispanic Americans
  • ethnicity
  11 Scopus citations

• Pain as a predictor of frailty over time among older Mexican Americans

  Sodhi, J. K., Karmarkar, A., Raji, M., Markides, K. S., Ottenbacher, K. J. & Al Snih, S., Jan 1 2020, In: Pain. 161, 1, p. 109-113 5 p.

  Research output: Contribution to journal › Article › peer-review

  • Mexican Americans
  • Frailty
  • Pain
  • Mental Status and Dementia Tests
  • Activities of Daily Living
  2 Scopus citations

• Predictors of Discharge Settings After Total Knee Arthroplasty in Medicare Patients

  Welsh, R. L., Wild, D. L., Karmarkar, A. M., Leland, N. E., Baillargeon, J. G., Ottenbacher, K. J. & Graham, J. E., Sep 2020, In: Archives of Physical Medicine and Rehabilitation. 101, 9, p. 1509-1514 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Medicare
  • Knee Replacement Arthroplasties
  • Skilled Nursing Facilities
  • Patient Discharge
  • Medicare Part A

• Social and Health-Related Factors Associated with Enrollment in Medicare Advantage Plans in Older Adults

  Kumar, A., Rivera-Hernandez, M., Karmarkar, A. M., Chou, L. N., Kuo, Y. F., Baldwin, J. A., Panagiotou, O. A., Burke, R. E. & Ottenbacher, K. J., Feb 1 2020, In: Journal of the American Geriatrics Society. 68, 2, p. 313-320 8 p.

  Research output: Contribution to journal › Article › peer-review

  • Medicare Part C
  • Fee-for-Service Plans
  • Health
  • Mexican Americans
  • Social Support

• Trajectories of Frailty and Cognitive Decline Among Older Mexican Americans

  Howrey, B., Al Snih al snih, S., Middleton, J. A. & Ottenbacher, K. J., Jul 13 2020, In: The journals of gerontology. Series A, Biological sciences and medical sciences. 75, 8, p. 1551-1557 7 p.

  Research output: Contribution to journal › Article › peer-review

  • Mexican Americans
  • Frailty
  • Cognitive Dysfunction
  • Institutionalization
  • Mental Status and Dementia Tests
  1 Scopus citations

• Use of the ICD-10 vision codes to study ocular conditions in Medicare beneficiaries with stroke

  Hreha, K. P., Fisher, S. R., Reistetter, T. A., Ottenbacher, K., Haas, A., Li, C. Y., Ehrlich, J. R., Whitaker, D. B. & Whitson, H. E., Jul 8 2020, In: BMC Health Services Research. 20, 1, 628.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Medicare
  • International Classification of Diseases
  • Ocular Vision
  • Stroke
  • Eye