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Zachary D. Rethorn

Instructor, Medical Center in the Department of Orthopaedic Surgery
Orthopaedic Surgery, Physical Therapy
311 Trent Drive, Durham, NC 27710

Selected Publications


Interventions to Improve Long-Term Adherence to Physical Rehabilitation: A Systematic Review.

Journal Article J Geriatr Phys Ther · January 12, 2024 OBJECTIVE: To evaluate the impact of physical rehabilitation interventions, supplemented with one or more adherence-enhancing components, on outcomes among adults with hip or knee osteoarthritis or chronic lower back pain. DESIGN: Primary literature search ... Full text Link to item Cite

The Use of Quality Improvement in the Physical Therapy Literature: A Scoping Review.

Journal Article J Healthc Qual · September 2023 INTRODUCTION: Quality improvement (QI) is a useful methodology for improving healthcare, often through iterative changes. There is no prior review on the application of QI in physical therapy (PT). PURPOSE AND RELEVANCE: To characterize and evaluate the qu ... Full text Link to item Cite

Social Power and the Movement System: Why and How Physical Therapists Might Influence the Upstream Currents of Health.

Journal Article Phys Ther · July 1, 2023 Social determinants of health are an emerging focus within physical therapist practice, research, education, and advocacy as a necessary condition for movement system health disparities. Fundamental cause theory suggests that the sociopolitical environment ... Full text Link to item Cite

Social Risk Factors Are Associated With Disability Prevalence - Results From 17 States in the 2017 Behavioral Risk Factor Surveillance System.

Journal Article Am J Health Promot · May 2023 PURPOSE: Determine the association between incremental increases in the number of social risk factors and the prevalence of any disability and disability type. DESIGN: The cross-sectional analysis was conducted using 2017 Behavioral Risk Factor Surveillanc ... Full text Link to item Cite

From expert to coach: health coaching to support behavior change within physical therapist practice.

Journal Article Physiother Theory Pract · November 2022 BACKGROUND: Negative health behaviors are a significant risk factor for non-communicable diseases (NCDs) and are responsible for 40-50% of the burden of disease in the US population. Physical therapists (PTs) have the capacity to effect behavior change in ... Full text Link to item Cite

Identifying Factors That Influence Physical Activity Promotion in Outpatient Physical Therapist Practice Using the Theoretical Domains Framework.

Journal Article J Geriatr Phys Ther · October 2022 BACKGROUND AND PURPOSE: Physical activity (PA) promotion is not routine practice for physical therapists. Understanding the PA promotion beliefs of physical therapists may offer targets for behavior change interventions to improve PA promotion. The purpose ... Full text Link to item Cite

The Collective Influence of Social Determinants of Health on Individuals Who Underwent Lumbar Spine Revision Surgeries: A Retrospective Cohort Study.

Journal Article World Neurosurg · September 2022 OBJECTIVE: To analyze the collective effect of social determinants of health (SDH) on lumbar spine revision surgery outcomes using a retrospective cohort study design. METHODS: Data from the Quality Outcomes Database were used, including 7889 adults who re ... Full text Link to item Cite

Social risk factors predicting outcomes of cervical myelopathy surgery.

Journal Article J Neurosurg Spine · July 1, 2022 OBJECTIVE: Combinations of certain social risk factors of race, sex, education, socioeconomic status (SES), insurance, education, employment, and one's housing situation have been associated with poorer pain and disability outcomes after lumbar spine surge ... Full text Open Access Link to item Cite

Physical Activity Promotion: Moving From Talking the Talk to Walking the Walk.

Journal Article J Orthop Sports Phys Ther · May 2022 Despite its demonstrated efficacy, physical activity (PA) promotion is not routinely practiced by clinicians. We provide recommendations to improve PA promotion in routine clinical practice by (1) improving clinicians' capacity through enhancing knowledge, ... Full text Link to item Cite

Physical Therapists' Knowledge, Skills, Beliefs, and Organizations Impact Physical Activity Promotion: A Systematic Review and Meta-Analysis.

Journal Article Phys Ther · March 1, 2022 OBJECTIVE: The purpose of this study was to characterize factors that influence physical therapists' physical activity (PA) promotion practices and map these factors to the Theoretical Domains Framework (TDF) to inform future implementation efforts. METHOD ... Full text Link to item Cite

Association of Burden and Prevalence of Arthritis With Disparities in Social Risk Factors, Findings From 17 US States.

Journal Article Prev Chronic Dis · February 17, 2022 INTRODUCTION: Social risks previously have been associated with arthritis prevalence and costs. Although social risks often cluster among individuals, no studies have examined associations between multiple social risks within the same individual. Our objec ... Full text Open Access Link to item Cite

Strengthening Population Health Perspectives in Physical Therapist Practice Using Epigenetics.

Journal Article Phys Ther · January 1, 2022 Health starts where we live, learn, work, and play. Population health represents a unifying paradigm for understanding systematic variations in health and related factors, informing integrated action, and reducing health disparities. The pathways connectin ... Full text Link to item Cite

Construct Validity and Item Response Theory Analysis of the PROMIS-29 v2.0 in Recipients of Lumbar Spine Surgery.

Journal Article Spine (Phila Pa 1976) · December 15, 2021 STUDY DESIGN: Observational cohort design involving measurement property assessment. OBJECTIVES: The aim of this study was to assess construct validity through hypothesis testing and to examine reliability and discrimination of the PROMIS-29 v2.0 using ite ... Full text Link to item Cite

Social determinants of health are associated with physical therapy use: a systematic review.

Journal Article British journal of sports medicine · November 2021 ObjectiveThe purpose of this systematic review is to identify and summarise the social determinants of health (SDH) cited in the literature and evaluate their association with individuals using physical therapy services.DesignA systematic ... Full text Cite

Telehealth and wellness coaching: mirage or mainstay?

Journal Article Dev Med Child Neurol · June 2021 Full text Link to item Cite

What Are DPT Program Practices and Attitudes Related to Population Health, Prevention, Health Promotion, and Wellness? Results of a National Survey.

Journal Article Phys Ther · January 4, 2021 OBJECTIVE: Noncommunicable diseases have increased in prevalence and are now responsible for the majority of the burden of disease. Aligning entry-level (professional) physical therapist education with these changing societal needs may position physical th ... Full text Link to item Cite

Connecting at the Webside: Rapid Telehealth Implementation for Musculoskeletal Clinicians.

Journal Article J Orthop Sports Phys Ther · January 2021 Telehealth is rapidly being implemented during the COVID-19 pandemic. Despite evidence for the effectiveness of telehealth for musculoskeletal examination and treatment, there is a lack of clear guidance related to implementation. We provide recommendation ... Full text Link to item Cite

Population Health, Prevention, Health Promotion, and Wellness Competencies in Physical Therapist Professional Education: Results of a Modified Delphi Study.

Journal Article Phys Ther · August 31, 2020 OBJECTIVE: Physical therapists are well positioned to meet societal needs and reduce the global burden of noncommunicable diseases through the integration of evidence-based population health, prevention, health promotion, and wellness (PHPW) activities int ... Full text Link to item Cite

Osteoarthritis physical activity care pathway (OA-PCP): results of a feasibility trial.

Journal Article BMC Musculoskelet Disord · May 16, 2020 BACKGROUND: To obtain information on feasibility and acceptability, as well as preliminary data on efficacy, of an Osteoarthritis Physical activity Care Pathway (OA-PCP). METHODS: This was a single group pilot study involving 60 participants with symptomat ... Full text Link to item Cite

Health and wellness coaching positively impacts individuals with chronic pain and pain-related interference.

Journal Article PLoS One · 2020 OBJECTIVES: Health and wellness coaching (HWC) interventions have been reported to improve health outcomes for individuals with chronic diseases such as diabetes, cardiovascular disease, or cancer. However, HWC also holds potential as an effective interven ... Full text Link to item Cite

Low theoretical fidelity hinders the research on health coaching for opioid reduction: A systematic review of randomized controlled trials.

Journal Article PLoS One · 2020 PURPOSE: To systematically review the literature in order to evaluate the effects of health coaching on patients' reduction of opioid usage and opioid discontinuation. In addition, this systematic review investigated the effects of health coaching on pain ... Full text Link to item Cite

Quantifying the collective influence of social determinants of health using conditional and cluster modeling.

Journal Article PLoS One · 2020 OBJECTIVES: Our objective was to analyze the collective effect of social determinants of health (SDoH) on lumbar spine surgery outcomes utilizing two different statistical methods of combining variables. METHODS: This observational study analyzed data from ... Full text Link to item Cite

Social Determinants of Health: If You Aren't Measuring Them, You Aren't Seeing the Big Picture.

Journal Article J Orthop Sports Phys Ther · December 2019 Clinicians often assume that interventions directly influence the recovery of patients with musculoskeletal impairments. In reality, other factors may influence recovery more than the direct treatment provided. The most powerful factor may be upstream effe ... Full text Link to item Cite

What Is the Effect of Health Coaching Delivered by Physical Therapists? A Systematic Review of Randomized Controlled Trials.

Journal Article Phys Ther · October 28, 2019 BACKGROUND: Health coaching has emerged as an intervention for improving health behaviors. Given the recent increased integration of health coaching into physical therapist practice, there has been a subsequent rise in research examining the effects of hea ... Full text Link to item Cite

Differential diagnosis of a patient referred to physical therapy for dizziness: a case report.

Journal Article Physiother Theory Pract · March 2017 STUDY DESIGN: Case report. BACKGROUND: Dizziness is a common and debilitating condition across the lifespan. Patients with this complaint must be carefully examined to determine the cause of dizziness, rule out the presence of central nervous system dysfun ... Full text Link to item Cite

Physical Activity Promotion Attitudes and Practices Among Outpatient Physical Therapists: Results of a National Survey.

Journal Article J Geriatr Phys Ther BACKGROUND AND PURPOSE: Physical activity (PA) promotion delivered by physical therapists is effective. However, little is known about how much PA promotion is integrated into outpatient US physical therapist practice. The purpose of this study was to dete ... Full text Link to item Cite