Jennifer E. Hagen

ORCID: 0000-0001-9023-262X
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About
Contact & Profiles
Research Areas
  • Bone fractures and treatments
  • Hip and Femur Fractures
  • Trauma and Emergency Care Studies
  • Pelvic and Acetabular Injuries
  • Foot and Ankle Surgery
  • Orthopedic Infections and Treatments
  • Cardiac, Anesthesia and Surgical Outcomes
  • Tendon Structure and Treatment
  • Musculoskeletal pain and rehabilitation
  • Surgical site infection prevention
  • Orthopaedic implants and arthroplasty
  • Orthopedic Surgery and Rehabilitation
  • Emergency and Acute Care Studies
  • Lower Extremity Biomechanics and Pathologies
  • Hemoglobinopathies and Related Disorders
  • Shoulder Injury and Treatment
  • Total Knee Arthroplasty Outcomes
  • Spinal Fractures and Fixation Techniques
  • Anesthesia and Pain Management
  • Blood transfusion and management
  • MicroRNA in disease regulation
  • Innovations in Medical Education
  • Musculoskeletal Disorders and Rehabilitation
  • Trauma, Hemostasis, Coagulopathy, Resuscitation
  • Muscle and Compartmental Disorders

University of Florida
2016-2025

Florida College
2019-2024

Johns Hopkins University
2024

Stony Brook University
2024

Emory University
2024

University of Pittsburgh Medical Center
2024

Defense Health Agency
2024

Florida Gulf Coast University
2023

University of South Florida
2023

University of Tampa
2023

Background: There is increasing evidence associating "atypical" femoral fractures with prolonged exposure to bisphosphonate therapy. The cause of these unknown and likely multifactorial. This study evaluated the hypothesis that patients primary osteoporosis who sustain atypical fracture(s) while on chronic therapy have a more varus proximal geometry than use bisphosphonates for but do not fracture. Methods: neck-shaft angle was measured radiographs 111 shaft thirty-three asymptomatic...

10.2106/jbjs.n.00075 article EN Journal of Bone and Joint Surgery 2014-11-19

Impingement after reverse shoulder arthroplasty (RSA) is believed to occur from repetitive contact in adduction between the humeral component and inferior scapular pillar. The primary purpose of this biomechanical study was confirm presence different types impingement examine which daily-life movements are responsible for them. A secondary aim provide recommendations on type components that would best minimize notching loss range motion (ROM). included 12 fresh frozen specimens; each had a...

10.1097/md.0000000000001615 article EN cc-by-nc Medicine 2015-09-01

Debate remains over the role of surgical treatment in minimally displaced lateral compression (Young-Burgess, LC, OTA 61-B1/B2) pelvic ring injuries. Lateral type 1 (LC1) injuries are defined by an impaction fracture at sacrum; 2 (LC2) a that extends through posterior iliac wing level sacroiliac joint. Some believe operative stabilization these fractures limits pain and eases mobilization, but to our knowledge there few controlled studies on topic.(1) Does LC1 LC2 decrease patients' narcotic...

10.1007/s11999-015-4525-1 article EN Clinical Orthopaedics and Related Research 2015-08-24

Introduction Overall performance of machine learning-based prediction models is promising; however, their generalizability and fairness must be vigorously investigated to ensure they perform sufficiently well for all patients. Objective This study aimed evaluate bias in learning used predicting acute postoperative pain. Method We conducted a retrospective review electronic health records patients undergoing orthopedic surgery from June 1, 2011, 30, 2019, at the University Florida Health...

10.3389/fdgth.2022.970281 article EN cc-by Frontiers in Digital Health 2023-01-11

Rationale: The pathophysiology of persistent injury-associated anemia is incompletely understood, and human data are sparse.Objectives: To characterize among critically ill trauma patients with the hypothesis that severe would be associated neuroendocrine activation, erythropoietin dysfunction, iron dysregulation, decreased erythropoiesis.Methods: A translational prospective observational cohort study comparing severely injured, blunt who had operative fixation a hip or femur fracture (n =...

10.1164/rccm.201712-2536oc article EN American Journal of Respiratory and Critical Care Medicine 2018-05-16

Objectives: This study explored the relationships between negative affective states (depression and anxiety), physical/functional status, emotional well-being during early treatment later in recovery after orthopaedic trauma injury. Design: was a secondary observational analysis from randomized controlled performed at Level-1 center. Patients: Patients with (N = 101; 43.5 ± 16.4 years, 40.6% women) were followed acute care to week 12 postdischarge. Main Outcome Measures: Patient-reported...

10.1097/bot.0000000000001245 article EN Journal of Orthopaedic Trauma 2018-08-23

Prompt administration of antibiotics is a critical component open fracture treatment. Traditional antibiotic recommendations have been first-generation cephalosporin for Gustilo Type-I and Type-II fractures, with the addition an aminoglycoside Type-III fractures penicillin soil contamination. However, concerns over changing bacterial patterns side effects aminoglycosides led to interest in other regimens. The purpose present study was describe adherence current prophylactic guidelines.We...

10.2106/jbjs.20.01229 article EN Journal of Bone and Joint Surgery 2021-01-07

The aim of this study was to determine the incidence missed compartment syndrome in tibia fractures treated with and without regional anesthesia.

10.1213/ane.0000000000007084 article EN Anesthesia & Analgesia 2024-06-28

Medical school organizations are incredibly complex entities operating within multifaceted systems that exert multiple environmental pressures on the internal practices of schools. Moreover, components medical schools operate contingencies as a whole, such recent curricular change occurred at University Nevada School Medicine. That required organizational and cultural changes in many different areas all levels school's hierarchy. Three separate studies were conducted during this time...

10.1080/01608061.2015.1035826 article EN Journal of Organizational Behavior Management 2015-04-03

Anterior approaches to the pelvis for acetabular surgery require an intimate knowledge of pelvic anatomy. The utilitarian anterior approach is ilioinguinal approach. This article will describe a technique modifying medial window facilitate intrapelvic visualization and instrumentation not afforded in original as described by Letournel.

10.1097/bot.0000000000000266 article EN Journal of Orthopaedic Trauma 2014-12-05

Abstract Background The optimal duration and choice of antibiotic for fracture-related infection (FRI) is not well defined. This study aimed to determine whether (≤6 vs >6 weeks) associated with infection- surgery-free survival. secondary aim was ascertain risk factors surgery- infection-free Methods We performed a multicenter retrospective patients diagnosed FRI between 2013 2022. association survival assessed by Cox proportional hazard models. Models were weighted the inverse...

10.1093/ofid/ofae262 article EN cc-by Open Forum Infectious Diseases 2024-05-06

Lateral talar process fragment excision may be followed by hindfoot instability and altered biomechanics. There is controversy regarding the ideal size for internal fixation versus a concern that of large lead to significant instability. The aim this study was assess effect simulated lateral on ankle subtalar joint stability.A custom-made seesaw rig designed apply inversion/eversion stress loading 7 fresh-frozen human cadaveric lower legs investigate them in pre-excision, 5 cm 10 states....

10.1097/md.0000000000000606 article EN cc-by-nc Medicine 2015-03-01

Orthopedic trauma injury impacts nearly 2.8 million people each year. Despite surgical improvements and excellent survivorship rates, many patients experience poor quality of life (QOL) outcomes years later. Psychological distress commonly occurs after injury. Distressed more frequently rehospitalizations, pain medication dependence, low QOL. This study was developed to test whether an integrative care approach (IntCare; ten-step program emotional support, education, customized resources,...

10.1186/s13063-017-2430-5 article EN cc-by Trials 2018-01-11

Abstract Background Orthopaedic trauma patients frequently experience mobility impairment, fear-related issues, self-care difficulties, and work-related disability [12, 13]. Recovery from trauma-related injuries is dependent upon injury severity as well psychosocial factors [2, 5]. However, traditional treatments do not integrate early mobilization to promote improved function, they fail provide a satisfying patient experience. Questions/purposes We sought determine (1) whether an...

10.1097/corr.0000000000001140 article EN cc-by Clinical Orthopaedics and Related Research 2020-02-05

Older adults have significantly worse morbidity and mortality after severe trauma than younger cohorts. The competency of the innate immune response decreases with advancing age, especially an inflammatory insult. Subsequent poor outcomes are caused in part by dysfunctional leukocytes derived from host’s hematopoietic stem progenitor cells (HSPCs). Our objective was to analyze bone marrow (BM) HSPC transcriptomic (mRNA microRNA (miR)) responses older adults. BM collected intraoperatively < 9...

10.3389/fimmu.2020.01289 article EN cc-by Frontiers in Immunology 2020-06-24
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