Research Topics
| Mitchell HaasSummaryAffiliation: Western States Chiropractic College Country: USA Publications
Research Grants
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Detail Information
Publications
Referral patterns and attitudes of primary care physicians towards chiropractorsBarry R Greene
Department of Health Management and Policy, College of Public Health, The University of Iowa, Iowa City, Iowa, USA
BMC Complement Altern Med 6:5. 2006..The objectives of our study were to contrast the intra-professional referral patterns among PCPs with referral patterns to DCs, and to identify predictors of PCP referral to DCs...- Adherence to yoga and exercise interventions in a 6-month clinical trialK E Flegal
Department of Neurology, Oregon Health and Science University, Portland, USA
BMC Complement Altern Med 7:37. 2007..To determine factors that predict adherence to a mind-body intervention in a randomized trial... 
One-year trend in pain and disability relief recall in acute and chronic ambulatory low back pain patientsMitchell Haas
Division of Research, Western States Chiropractic College, 2900 NE 132nd Avenue, Portland, OR 97230, USA
Pain 95:83-91. 2002..Physicians may need to use objective relief data to give the patient a realistic idea of actual improvement...- Dose response for chiropractic care of chronic cervicogenic headache and associated neck pain: a randomized pilot studyMitchell Haas
Center for Outcome Studies, Western States Chiropractic College, Portland, OR, USA
J Manipulative Physiol Ther 27:547-53. 2004..To acquire information for designing a large clinical trial and determining its feasibility and to make preliminary estimates of the relationship between headache outcomes and the number of visits to a chiropractor... - Cost-effectiveness of medical and chiropractic care for acute and chronic low back painMitchell Haas
Center for Outcomes Studies, Western States Chiropractic College, Portland, OR 97230, USA
J Manipulative Physiol Ther 28:555-63. 2005..To identify relative provider costs, clinical outcomes, and patient satisfaction for the treatment of low back pain (LBP)... - Dose-response for chiropractic care of chronic low back painMitchell Haas
Center for Outcome Studies, Western States Chiropractic College, 2900 NE 132nd Avenue, Portland, OR 97230, USA
Spine J 4:574-83. 2004..There have been no trials of optimal chiropractic care in terms of number of office visits for spinal manipulation and other therapeutic modalities... - A practice-based study of patients with acute and chronic low back pain attending primary care and chiropractic physicians: two-week to 48-month follow-upMitchell Haas
Center for Outcome Studies, Western States Chiropractic College, 2900 NE 132nd Avenue, Portland, OR 97230, USA
J Manipulative Physiol Ther 27:160-9. 2004..This study reports pain and disability outcomes up to 4 years for chiropractic and medical patients with low back pain (LBP) and assesses the influence of doctor type and pain duration on clinical outcomes... - Chronic disease self-management program for low back pain in the elderlyMitchell Haas
Center for Outcomes Studies, Western States Chiropractic College, Portland, OR 97230, USA
J Manipulative Physiol Ther 28:228-37. 2005..To evaluate the effectiveness of Stanford's Chronic Disease Self-Management Program (CDSMP) for chronic low back pain (LBP) in older Americans... - Efficacy of cervical endplay assessment as an indicator for spinal manipulationMitchell Haas
Division of Research, Western States Chiropractic College, Portland, Oregon 97230, USA
Spine (Phila Pa 1976) 28:1091-6; discussion 1096. 2003..Double-blind, randomized, placebo-controlled trial... - Dose response and efficacy of spinal manipulation for chronic cervicogenic headache: a pilot randomized controlled trialMitchell Haas
Center for Outcomes Studies, Western States Chiropractic College, 2900 NE 132nd Ave, Portland, OR 97230, USA
Spine J 10:117-28. 2010..Systematic reviews of randomized controlled trials suggest that spinal manipulative therapy (SMT) is efficacious for care of cervicogenic headache (CGH). The effect of SMT dose on outcomes has not been studied... - A preliminary path analysis of expectancy and patient-provider encounter in an open-label randomized controlled trial of spinal manipulation for cervicogenic headacheMitchell Haas
Dean of Research, Center for Outcomes Studies, Western States Chiropractic College, Portland, OR 97230, USA
J Manipulative Physiol Ther 33:5-13. 2010..The purpose of this article was to present a preliminary model to identify the effects of expectancy of treatment success and the patient-provider encounter (PPE) on outcomes in an open-label randomized trial... 
Expectancy effect: impact of pill administration on cognitive performance in healthy seniorsBarry S Oken
Department of Neurology, Oregon Health and Science University, Portland, OR 97239, USA
J Clin Exp Neuropsychol 30:7-17. 2008..Further characterizing and understanding this observed expectancy effect is important to maximize cognitive health and improve clinical trial design...- Recruiting seniors with chronic low back pain for a randomized controlled trial of a self-management programElyse Groupp
Center for Outcomes Studies, Western States Chiropractic College, Portland, OR 97230, USA
J Manipulative Physiol Ther 28:97-102. 2005..More complex recruitment strategies were required for this study involving the self-management approach to back pain than for studies involving treatment... - Determinants of costs and pain improvement for medical and chiropractic care of low back painRajiv Sharma
Department of Economics, Portland State University, Portland, OR 97207, USA
J Manipulative Physiol Ther 32:252-61. 2009..The purpose of this study was to identify short-term and long-term determinants of costs and pain improvement for care of low back pain (LBP) provided by medical doctors (MDs) and chiropractors (DCs)... - Adjusting to changes in health: implications for cost-effectiveness analysisRajiv Sharma
Department of Economics, Portland State University, Portland, OR 97207, USA
J Health Econ 23:335-51. 2004..In addition, when health is multi-dimensional, and adjustment costs are incorporated, we show that a consensus on even ordinal rankings of health states becomes impossible... - The impact of microbial surveys on disinfection protocols in a chiropractic college environmentKara Burnham
Basic Sciences Department, Western States Chiropractic College, Portland, Ore 97230 309, USA
J Manipulative Physiol Ther 32:463-8. 2009..The objective of this study was to evaluate the effect of disinfection protocols over time at a chiropractic college... - Patient attitudes, insurance, and other determinants of self-referral to medical and chiropractic physiciansRajiv Sharma
Department of Economics, Portland State University, Portland, OR 97230, USA
Am J Public Health 93:2111-7. 2003..The significance of patient attitudes suggests that education might be used to shape attitudes and encourage cost-effective care choices... - Chiropractic clinical research: progress and recommendationsMitchell Haas
Center for Outcomes Studies, Western States Chiropractic College, Portland, Oregon, USA
J Manipulative Physiol Ther 29:695-706. 2006.... - Evaluation of the effects of an evidence-based practice curriculum on knowledge, attitudes, and self-assessed skills and behaviors in chiropractic studentsMitchell Haas
Center for Outcomes Studies, University of Western States, Portland, OR 97230, USA
J Manipulative Physiol Ther 35:701-9. 2012.... - Implications for education in complementary and alternative medicine: a survey of entry attitudes in students at five health professional schoolsAnne R Nedrow
Oregon Health and Science University School of Medicine, Portland, OR 97239, USA
J Altern Complement Med 13:381-6. 2007.... - Pilot controlled trial of mindfulness meditation and education for dementia caregiversBarry S Oken
Department of Neurology, Oregon Health and Science University, Portland, OR 97239, USA
J Altern Complement Med 16:1031-8. 2010..The objectives of this study were to evaluate whether a mindfulness meditation intervention may be effective in caregivers of close relatives with dementia and to help refine the protocol for future larger trials... - Randomized, controlled, six-month trial of yoga in healthy seniors: effects on cognition and quality of lifeBarry S Oken
Department of Neurology and Behavioral Neuroscience, Oregon Health and Science University, Portland, OR, USA
Altern Ther Health Med 12:40-7. 2006..Those in the yoga group showed significant improvement in quality-of-life and physical measures compared to exercise and wait-list control groups... - Data management in practice-based researchJoanne Nyiendo
Western States Chiropractic College, Division of Research, Center for Outcomes Studies, Portland, Ore. 97230, USA
J Manipulative Physiol Ther 25:49-57. 2002..The importance of early recognition of the effort and resources needed for data management and quality-control procedures cannot be overestimated... - Development and psychometric evaluation of an evidence-based practice questionnaire for a chiropractic curriculumMichael C Leo
Kaiser Permanente Center for Health Research, Portland, OR 97227, USA
J Manipulative Physiol Ther 35:692-700. 2012.... - Physical examination and self-reported pain outcomes from a randomized trial on chronic cervicogenic headacheDarcy Vavrek
Center for Outcomes Studies, Western States Chiropractic College, 2900 132nd Avenue, Portland, OR 97230 3009, USA
J Manipulative Physiol Ther 33:338-48. 2010..In this analysis, we investigate relationships between objective physical examination (PE) measures with self-reported CGH outcomes... - Illustrating risk difference and number needed to treat from a randomized controlled trial of spinal manipulation for cervicogenic headacheMitchell Haas
University of Western States, 2900 NE 132nd Avenue, Portland Oregon, USA
Chiropr Osteopat 18:9. 2010..abstract:.. - Chiropractic and medical care costs of low back care: results from a practice-based observational studyMiron Stano
Department of Economics, School of Business Administration, Oakland University, Rochester, Mich 48309, USA
Am J Manag Care 8:802-9. 2002..To compare the 1-year costs for patients treated for acute and chronic ambulatory low back pain by medical physicians and chiropractors... - Efficacy of spinal manipulation and mobilization for low back pain and neck pain: a systematic review and best evidence synthesisGert Bronfort
Department of Research, Wolfe Harris Center for Clinical Studies, Northwestern Health Sciences University, 2501 W, 84th Street Bloomington, MN 55431, USA
Spine J 4:335-56. 2004.... - First report on a US project analyzing chiropractic and medical interprofessional relationshipsMonica Smith
Palmer Center for Chiropractic Research, Davenport IA, USA
J Interprof Care 18:320-1. 2004 - Facilitators and barriers to improving interprofessional referral relationships between primary care physicians and chiropractorsVeerasathpurush Allareddy
Department of Health Management and Policy, College of Public Health, The University of Iowa, Iowa City, IA 52242, USA
J Ambul Care Manage 30:347-54. 2007..The objective of this study is to identify potential facilitators and barriers to developing positive interprofessional referrals relationships between MDs and DCs... - How often are physicians and chiropractors provided with patient information when accepting referrals?Barry R Greene
Department of Health Management and Policy, College of Public Health, The University of Iowa, Iowa City, IA 52242, USA
J Ambul Care Manage 30:344-6. 2007..The study results suggest that patient information is not regularly provided by either MD/DOs or DCs, even when making formal referrals to a provider of the same type. This was more pronounced when MDs made formal referrals to DCs... - Manual examination of the spine: a systematic critical literature review of reproducibilityMette Jensen Stochkendahl
Nordic Institute of Chiropractic and Clinical Biomechanics Research Department, Part of Clinical Locomotion Science, Odense, Denmark
J Manipulative Physiol Ther 29:475-85, 485.e1-10. 2006..This article critically analyzes the literature pertaining to the inter- and intraobserver reproducibility of spinal palpation to investigate the consistency of study results and assess the level of evidence for reproducibility...
Research Grants
- Dose-Response of Manipulation for Chronic HeadacheMitchell Haas; Fiscal Year: 2006..The second is to estimate dose and efficacy parameters for a larger study for determining the relationship of cervicogenic headache outcomes with the number of treatments. ..
- Evidence-Based Care: Faculty & Curriculum DevelopmentMitchell Haas; Fiscal Year: 2007..The third aim is to evaluate the EBM training program. We will assess faculty and student EBM knowledge, skills, and behavior in the classroom and teaching clinics. ..
- Dose-Response/Efficacy of Manipulation for Chronic LBPMitchell Haas; Fiscal Year: 2007....