Christopher M Callahan

Summary

Affiliation: Regenstrief Institute
Country: USA

Publications

  1. ncbi request reprint Six-item screener to identify cognitive impairment among potential subjects for clinical research
    Christopher M Callahan
    Indiana University Center for Aging Research, Indianapolis 46202, USA
    Med Care 40:771-81. 2002
  2. doi request reprint Patients' attitudes of dementia screening across the Atlantic
    Michael D Justiss
    Indiana University Center for Aging Research, Indianapolis, IN, USA
    Int J Geriatr Psychiatry 24:632-7. 2009
  3. pmc Alzheimer's disease multiple intervention trial (ADMIT): study protocol for a randomized controlled clinical trial
    Christopher M Callahan
    Indiana University Center for Aging Research, 410 West 10th Street, Indianapolis, IN 46202 3012, USA
    Trials 13:92. 2012
  4. pmc Measuring primary care patients' attitudes about dementia screening
    Malaz Boustani
    Indiana University Center for Aging Research, Indianapolis, IN, USA
    Int J Geriatr Psychiatry 23:812-20. 2008
  5. ncbi request reprint Effectiveness of collaborative care for older adults with Alzheimer disease in primary care: a randomized controlled trial
    Christopher M Callahan
    Indiana University Center for Aging Research, Regenstrief Institute Inc, Indiana University School of Medicine, Indianapolis 46202, USA
    JAMA 295:2148-57. 2006
  6. pmc Impact of dementia on payments for long-term and acute care in an elderly cohort
    Greg Arling
    Indiana University Center for Aging Research, Regenstrief Institute, Health Information and Translational Sciences Building, Indianapolis, IN 46202 3012, USA
    Med Care 51:575-81. 2013
  7. ncbi request reprint Who refuses the diagnostic assessment for dementia in primary care?
    Malaz Boustani
    Indiana University Center for Aging Research, Indianapolis, IN 46202 2872, USA
    Int J Geriatr Psychiatry 21:556-63. 2006
  8. pmc Implementing dementia care models in primary care settings: The Aging Brain Care Medical Home
    Christopher M Callahan
    Indiana University Center for Aging Research, Indianapolis, USA
    Aging Ment Health 15:5-12. 2011
  9. pmc Implementing innovative models of dementia care: The Healthy Aging Brain Center
    Malaz A Boustani
    Indiana University Center for Aging Research, Indianapolis, USA
    Aging Ment Health 15:13-22. 2011
  10. ncbi request reprint Geriatric care management for low-income seniors: a randomized controlled trial
    Steven R Counsell
    Indiana University Center for Aging Research, Indiana University School of Medicine, Indianapolis, Indianapolis, IN 46202, USA
    JAMA 298:2623-33. 2007

Detail Information

Publications43

  1. ncbi request reprint Six-item screener to identify cognitive impairment among potential subjects for clinical research
    Christopher M Callahan
    Indiana University Center for Aging Research, Indianapolis 46202, USA
    Med Care 40:771-81. 2002
    ..To design a brief cognitive screener with acceptable sensitivity and specificity for identifying subjects with cognitive impairment...
  2. doi request reprint Patients' attitudes of dementia screening across the Atlantic
    Michael D Justiss
    Indiana University Center for Aging Research, Indianapolis, IN, USA
    Int J Geriatr Psychiatry 24:632-7. 2009
    ..Implementation of these strategies will depend on the presence of a viable community or primary care based dementia screening and diagnosis program and patient acceptance of such a program...
  3. pmc Alzheimer's disease multiple intervention trial (ADMIT): study protocol for a randomized controlled clinical trial
    Christopher M Callahan
    Indiana University Center for Aging Research, 410 West 10th Street, Indianapolis, IN 46202 3012, USA
    Trials 13:92. 2012
    ..However, these improvements in quality of life were not associated with delays in subjects' functional decline...
  4. pmc Measuring primary care patients' attitudes about dementia screening
    Malaz Boustani
    Indiana University Center for Aging Research, Indianapolis, IN, USA
    Int J Geriatr Psychiatry 23:812-20. 2008
    ..To develop a questionnaire that will capture patients' attitudes about dementia screening in primary care...
  5. ncbi request reprint Effectiveness of collaborative care for older adults with Alzheimer disease in primary care: a randomized controlled trial
    Christopher M Callahan
    Indiana University Center for Aging Research, Regenstrief Institute Inc, Indiana University School of Medicine, Indianapolis 46202, USA
    JAMA 295:2148-57. 2006
    ..Most older adults with dementia will be cared for by primary care physicians, but the primary care practice environment presents important challenges to providing quality care...
  6. pmc Impact of dementia on payments for long-term and acute care in an elderly cohort
    Greg Arling
    Indiana University Center for Aging Research, Regenstrief Institute, Health Information and Translational Sciences Building, Indianapolis, IN 46202 3012, USA
    Med Care 51:575-81. 2013
    ..Older people with dementia have increased risk of nursing home (NH) use and higher Medicaid payments. Dementia's impact on acute care use and Medicare payments is less well understood...
  7. ncbi request reprint Who refuses the diagnostic assessment for dementia in primary care?
    Malaz Boustani
    Indiana University Center for Aging Research, Indianapolis, IN 46202 2872, USA
    Int J Geriatr Psychiatry 21:556-63. 2006
    ..The aim of this study was to identify the characteristics of patients who refuse a clinical diagnostic assessment for dementia after screening...
  8. pmc Implementing dementia care models in primary care settings: The Aging Brain Care Medical Home
    Christopher M Callahan
    Indiana University Center for Aging Research, Indianapolis, USA
    Aging Ment Health 15:5-12. 2011
    ..The purpose of this article is to describe our experience in implementing a primary care-based dementia and depression care program focused on providing collaborative care for dementia and late-life depression...
  9. pmc Implementing innovative models of dementia care: The Healthy Aging Brain Center
    Malaz A Boustani
    Indiana University Center for Aging Research, Indianapolis, USA
    Aging Ment Health 15:13-22. 2011
    ..Recent randomized controlled trials have demonstrated the effectiveness of the collaborative dementia care model targeting both the patients suffering from dementia and their informal caregivers...
  10. ncbi request reprint Geriatric care management for low-income seniors: a randomized controlled trial
    Steven R Counsell
    Indiana University Center for Aging Research, Indiana University School of Medicine, Indianapolis, Indianapolis, IN 46202, USA
    JAMA 298:2623-33. 2007
    ..Low-income seniors frequently have multiple chronic medical conditions for which they often fail to receive the recommended standard of care...
  11. pmc Transitions in care for older adults with and without dementia
    Christopher M Callahan
    Indiana University Center for Aging Research, Indiana University School of Medicine, Indianapolis, Indiana 46202, USA
    J Am Geriatr Soc 60:813-20. 2012
    ..To describe transitions in care of persons with dementia with attention to nursing facility transitions...
  12. pmc Implementing a screening and diagnosis program for dementia in primary care
    Malaz Boustani
    Indiana University Center for Aging Research, Indianapolis, USA
    J Gen Intern Med 20:572-7. 2005
    ..Primary care physicians are positioned to provide early recognition and treatment of dementia. We evaluated the feasibility and utility of a comprehensive screening and diagnosis program for dementia in primary care...
  13. doi request reprint Errors in completion of referrals among older urban adults in ambulatory care
    Michael Weiner
    Indiana University Center for Aging Research, Regenstrief Institute, Incorporated 410 West 10th Street, Suite 2000, Indianapolis, Indiana 46202 3012, USA
    J Eval Clin Pract 16:76-81. 2010
    ..We determined the extent to which referral-based consultations were completed in a US medical institution. Factors associated with completion were identified...
  14. pmc Enhancing care for hospitalized older adults with cognitive impairment: a randomized controlled trial
    Malaz A Boustani
    Indiana University Center for Aging Research, Indianapolis, IN, USA
    J Gen Intern Med 27:561-7. 2012
    ..The Institute of Medicine suggests using health information technology to improve the overall safety and quality of the health care system...
  15. ncbi request reprint Geriatric Resources for Assessment and Care of Elders (GRACE): a new model of primary care for low-income seniors
    Steven R Counsell
    Indiana University Center for Aging Research, Indianapolis, Indiana 46202, USA
    J Am Geriatr Soc 54:1136-41. 2006
    ..The effectiveness of the GRACE intervention is being evaluated in a randomized, controlled trial...
  16. pmc Integrating care for older adults with cognitive impairment
    Christopher M Callahan
    Indiana University Center for Aging Research, Indiana University School of Medicine, HITS Building Suite 2000, 410 West 10th Street, Indianapolis, IN 46202 3012, USA
    Curr Alzheimer Res 6:368-74. 2009
    ..This requires investments in the design and testing of an improved infrastructure for care that matches our national investment in the search for cure...
  17. doi request reprint Cognitive impairment: an independent predictor of excess mortality: a cohort study
    Greg A Sachs
    Indiana University Center for Aging Research, Regenstrief Institute, Indianapolis, USA
    Ann Intern Med 155:300-8. 2011
    ..Dementia is a leading cause of death among older adults, but less is known about the mortality risk associated with milder forms of cognitive impairment...
  18. ncbi request reprint Reliability and validity of a steadiness score
    Daniel O Clark
    Indiana University Center for Aging Research, Indianapolis, Indiana, USA
    J Am Geriatr Soc 53:1582-6. 2005
    ..To determine the internal consistency and construct and predictive validity of three survey questions regarding steadiness in a sample of community-dwelling lower-income older adults...
  19. ncbi request reprint Treatment of depression improves physical functioning in older adults
    Christopher M Callahan
    Indiana University Center for Aging Research, Indianapolis, Indiana, USA
    J Am Geriatr Soc 53:367-73. 2005
    ..To determine the effect of collaborative care management for depression on physical functioning in older adults...
  20. doi request reprint Computerized decision support to reduce potentially inappropriate prescribing to older emergency department patients: a randomized, controlled trial
    Kevin M Terrell
    Department of Emergency Medicine, Indiana University, Indianapolis, Indiana, USA
    J Am Geriatr Soc 57:1388-94. 2009
    ..To evaluate the effectiveness of computer-assisted decision support in reducing potentially inappropriate prescribing to older adults...
  21. ncbi request reprint Improving medication use for older adults: an integrated research agenda
    Michael D Murray
    Purdue University School of Pharmacy, Regenstrief Institute, and Indiana University Center for Aging Research, Indianapolis, Indiana 46202, USA
    Ann Intern Med 139:425-9. 2003
    ..However, many major improvements in medication use among older adults will also depend on closing the gap between knowledge and practice and increasing the ability of older adults to manage their medications...
  22. doi request reprint Hospice use among nursing home patients
    Kathleen Tschantz Unroe
    Indiana University Center for Aging Research, Indianapolis, IN 46202, USA
    J Am Med Dir Assoc 14:254-9. 2013
    ..Among hospice patients who lived in nursing homes, we sought to: (1) report trends in hospice use over time, (2) describe factors associated with very long hospice stays (>6 months), and (3) describe hospice utilization patterns...
  23. pmc The meaning and significance of self-management among socioeconomically vulnerable older adults
    Daniel O Clark
    Indiana University Center for Aging Research, Department of Medicine, Indiana University School of Medicine, 410 West 10th Street, HITS Building Suite 2000, Indianapolis, IN 46202 3012, USA
    J Gerontol B Psychol Sci Soc Sci 63:S312-9. 2008
    ..The aim of this study was to describe and contrast perceptions of self-management among socioeconomically vulnerable and nonvulnerable older adults...
  24. ncbi request reprint Limitation of a single clinical data source for measuring physicians' performance on quality indicators
    Michael Weiner
    Indiana University Center for Aging Research, Indianapolis, 46202, USA
    J Am Geriatr Soc 54:1256-60. 2006
    ..To determine the extent to which relying on only one source of data leads to incomplete assessment of pneumococcal polysaccharide vaccine (PPV) or mammography...
  25. pmc Selecting a change and evaluating its impact on the performance of a complex adaptive health care delivery system
    Malaz A Boustani
    Indiana University Center for Aging Research, Department of Medicine, Division of General Internal Medicineand Geriatrics, Indiana University Medical Group Primary Care, Indianapolis, IN, USA
    Clin Interv Aging 5:141-8. 2010
    ..We finally describe the implementation of a new program, the Aging Brain Care Medical Home as a case study of our proposed evaluation process...
  26. doi request reprint Computerized decision support for medication dosing in renal insufficiency: a randomized, controlled trial
    Kevin M Terrell
    Indiana University Center for Aging Research, Indianapolis, IN, USA
    Ann Emerg Med 56:623-9. 2010
    ..The hypothesis for this research was that decision support in a computerized physician order entry system would reduce the rate of excessive medication dosing for patients with renal impairment...
  27. ncbi request reprint Common comorbidity scales were similar in their ability to predict health care costs and mortality
    Anthony J Perkins
    Indiana University Center for Aging Research, 1050 Wishard Boulevard, RG6, Indianapolis, IN 46202, USA
    J Clin Epidemiol 57:1040-8. 2004
    ....
  28. ncbi request reprint Successful aging and the humility of perspective
    Christopher M Callahan
    Regenstrief Institute, Indiana University Center for Aging Research, Roudebush Veterans Administration Medical Center, Indianapolis, IN 46202, USA
    Ann Intern Med 139:389-90. 2003
  29. ncbi request reprint Health services use by older adults in an urban public health system
    Kevin M Terrell
    Department of Emergency Medicine, Indiana University School of Medicine, Indianapolis, 46202, USA
    Am J Emerg Med 23:233-4. 2005
  30. ncbi request reprint Cost-effectiveness of improving primary care treatment of late-life depression
    Wayne J Katon
    Department of Psychiatry and Behavioral Sciences, University of Washington School of Medicine, 1959 Pacific Street, Seattle, WA 98195, USA
    Arch Gen Psychiatry 62:1313-20. 2005
    ..Depression is a leading cause of functional impairment in elderly individuals and is associated with high medical costs, but there are large gaps in quality of treatment in primary care...
  31. ncbi request reprint Depression and Bipolar Support Alliance consensus statement on the unmet needs in diagnosis and treatment of mood disorders in late life
    Dennis S Charney
    National Institute of Mental Health, National Institutes of Health, Bethesda, MD, USA
    Arch Gen Psychiatry 60:664-72. 2003
    ..To review progress made during the past decade in late-life mood disorders and to identify areas of unmet need in health care delivery and research...
  32. ncbi request reprint Physical symptoms as a predictor of health care use and mortality among older adults
    Michael C Sha
    Division of General Internal Medicine and Geriatrics, Indiana University School of Medicine, Indianapolis, USA
    Am J Med 118:301-6. 2005
    ..To describe the patterns of physical symptoms in older adults and to examine the validity of symptoms in predicting hospitalization and mortality...
  33. ncbi request reprint Comorbidity profile of dementia patients in primary care: are they sicker?
    Cathy C Schubert
    Department of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA
    J Am Geriatr Soc 54:104-9. 2006
    ..To compare the medical comorbidity of older patients with and without dementia in primary care...
  34. ncbi request reprint Improving depression outcomes in older adults with comorbid medical illness
    Linda H Harpole
    Department of Medicine, Duke University Medical Center, Durham, NC 27709, USA
    Gen Hosp Psychiatry 27:4-12. 2005
    ..Depression is common in older adults and often coexists with multiple chronic diseases, which may complicate its diagnosis and treatment...
  35. ncbi request reprint Development and implementation of nonpharmacologic protocols for the management of patients with Alzheimer's disease and their families in a multiracial primary care setting
    Mary Guerriero Austrom
    Department of Psychiatry, Indiana University School of Medicine, 541 Clinical Dr, CL 590, Indianapolis, IN 46202, USA
    Gerontologist 44:548-53. 2004
    ....
  36. ncbi request reprint Low yield of thyroid-stimulating hormone testing in elderly patients with depression
    Shelagh A Fraser
    Regenstrief Institute and Indiana University, 1050 Wishard Boulevard, RG 6, Indianapolis, IN 46202, USA
    Gen Hosp Psychiatry 26:302-9. 2004
    ..37) or SCID score (P=.44). These findings should caution physicians against acceptance of borderline TSH values as the primary cause of a patient's clinical depression...
  37. ncbi request reprint Feeding tubes, slippery slopes, and physician-assisted suicide
    David Orentlicher
    Center for Law and Health, Indiana University School of Law Indianapolis, 530 W New York Street, Indianapolis, IN 46202 3225, USA
    J Leg Med 25:389-409. 2004
  38. ncbi request reprint Measuring and communicating the value of geriatrics
    Christopher M Callahan
    J Am Geriatr Soc 50:1741-3. 2002
  39. ncbi request reprint Collaborative care management of late-life depression in the primary care setting: a randomized controlled trial
    Jurgen Unutzer
    Center for Health Services Research, UCLA Neuropsychiatric Institute, 10920 Wilshire Blvd, Suite 300, Los Angeles, CA 90024, USA
    JAMA 288:2836-45. 2002
    ..Few depressed older adults receive effective treatment in primary care settings...
  40. pmc Death and primary care
    Christopher M Callahan
    J Gen Intern Med 19:1066-7. 2004
  41. ncbi request reprint Monitoring depression treatment outcomes with the patient health questionnaire-9
    Bernd Löwe
    Department of General Internal and Psychosomatic Medicine, Heidelberg University Medical Center, D 69120 Heidelberg, Germany
    Med Care 42:1194-201. 2004
    ..We investigated responsiveness to treatment, reproducibility, and minimal clinically important difference of the Patient Health Questionnaire-9 (PHQ-9), a standard instrument for diagnosing depression in primary care...
  42. pmc Can primary care meet the biopsychosocial needs of older adults with dementia?
    Malaz Boustani
    J Gen Intern Med 22:1625-7. 2007
  43. pmc Depression in primary care: encouragement and caution for the business case
    Christopher M Callahan
    J Gen Intern Med 21:1125-7. 2006