Publications by authors named "Wyatt B David"

Background: Adolescent idiopathic scoliosis (AIS) surgery typically involves posterior spinal fusion (PSF) using rods contoured by the surgeon, which may be time-consuming and may not reliably restore optimal sagittal alignment. However, pre-contoured patient-specific rods may more optimally restore sagittal spinal alignment. This study evaluates the radiographic outcomes of AIS patients who underwent PSF utilizing surgeon contoured pre-contoured rods.

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Article Synopsis
  • - The study investigates risk factors contributing to delayed ambulation after posterior spinal fusion for adolescent idiopathic scoliosis, highlighting how this delay impacts recovery and healthcare costs.
  • - Researchers analyzed medical records from 129 adolescents, categorizing them into early, intermediate, and late ambulators, finding that most patients (over 89%) ambulated later than one day post-surgery.
  • - Key findings indicate that younger patients, those with more severe spinal deformities, and those requiring more intensive surgical procedures were more likely to ambulate later, which also correlated with longer hospital stays and increased healthcare utilization.
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Background: Transitioning from intravenous (IV) to oral opioids after posterior spinal fusion (PSF) for adolescent idiopathic scoliosis (AIS) is necessary during the postoperative course. However, few studies have assessed the effects of longer transition times on hospital length of stay (LOS). This study investigated the impact of longer IV to oral opioid transition times on LOS after PSF for AIS.

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Objective: Insurance disparities have been suggested to influence the medical and surgical outcomes of adult patients with spinal cord injury (SCI), with a paucity of studies demonstrating their impact on the outcomes of pediatric and adolescent SCI patients. The aim of this study was to assess the impact of insurance status on healthcare utilization and outcomes in adolescent patients presenting with SCI.

Methods: An administrative database study was performed using the 2017 admission year from 753 facilities using the National Trauma Data Bank.

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Study Design: Observational cohort study.

Objective: The aim of this study was to investigate the association between safety-net hospital (SNH) status and hospital length of stay (LOS), cost, and discharge disposition in patients undergoing surgery for metastatic spinal column tumors.

Summary Of Background Data: SNHs serve a high proportion of Medicaid and uninsured patients.

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Purpose: The aim of this study was to identify factors associated with the outpatient narcotic intake of patients following posterior spinal fusion (PSF) for adolescent idiopathic scoliosis (AIS) and to introduce a safe and effective method of disposing of unused narcotics.

Methods: Following Institutional Review Board approval, retrospective review of prospectively collected data from patients undergoing PSF for AIS took place. Pain scores, narcotic use, patient demographic data, pre-, intra-, and postoperative parameters, and discharge data were gathered via chart review.

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Background: Following orthopedic surgery, patients with Parkinson's disease (PD) have been shown to have high rates of surgical complications, and some studies suggest that PD may be associated with greater risk for postoperative medical complications. As complication rates are critical to consider for elective surgery planning, the current study aimed to describe the association of PD with medical complications following anterior cervical discectomy and fusion (ACDF), the most commonly performed procedure to treat cervical degenerative pathology.

Methods: The 2008-2018 National Inpatient Sample database was queried for cases involving elective ACDF.

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Background Context: Frailty is a common comorbidity associated with worsening outcomes in various medical and surgical fields. The Hospital Frailty Risk Score (HFRS) is a recently developed tool which assesses frailty using 109 International Classification of Diseases, 10th Revision, Clinical Modification (ICD-10-CM) comorbidity codes to assess severity of frailty. However, there is a paucity of studies utilizing the HFRS with patients undergoing anterior cervical discectomy and fusion (ACDF) for cervical spondylotic myelopathy (CSM).

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Study Design: Cross-sectional analysis of completed and terminated spine-related clinical trials in the ClinicalTrials.gov registry.

Objective: The aim was to quantify completed and terminated spine-related clinical trials, assess reasons for termination, and determine predictors of termination by comparing characteristics of completed and terminated trials.

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Background: As health care expenditures continue to increase, standardizing health care delivery across geographic regions has been identified as a method to reduce costs. However, few studies have demonstrated how the practice of elective spine surgery varies by geographic location. The aim of this study was to assess the geographic variations in management, complications, and total cost of elective anterior cervical discectomy and fusion (ACDF) for cervical spondylotic myelopathy (CSM).

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Introduction: The Hospital Consumer Assessment of Healthcare Providers and Systems (HCAHPS) survey measures patients' satisfaction of their hospital experience. A minority of discharged patients return the survey. Underlying bias among who ultimately returns the survey (non-response bias) after total knee arthroplasty (TKA) may affect results of the survey.

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Study Design: This is a retrospective cohort study.

Objective: The aim of this study was to investigate patient risk factors and health care resource utilization associated with postoperative dysphagia following elective anterior cervical discectomy and fusion (ACDF) for cervical spondylotic myelopathy.

Summary Of Background Data: There is a paucity of data on factors predisposing patients to dysphagia and the burden this complication has on health care resource utilization following ACDF.

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Study Design: Retrospective cohort study.

Objective: The influence that race has on mortality rates in patients with spinal cord tumors is relatively unknown. The aim of this study was to investigate the influence of race on the outcomes of patients with primary malignant or nonmalignant tumors of the spinal cord or spinal meninges.

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 Spontaneous hemorrhage into vestibular schwannomas (VSs) is rare and can render more rapid symptom onset and a seemingly poorer prognosis for an otherwise benign pathology. We describe our series of hemorrhagic VS (HVSs) and systematically reviewed the literature to better understand relevant clinical factors and outcomes.  Retrospective case review series and systematic review of the literature using PRISMA guidelines.

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Objective: The prevalence of obesity continues to rise in the United States at a disparaging rate. Although previous studies have attempted to identify the influence obesity has on short-term outcomes following elective spine surgery, few studies have assessed the impact on discharge disposition following anterior cervical discectomy and fusion (ACDF) for cervical spondylotic myelopathy (CSM). The aim of this study was to determine whether obesity impacts the hospital management, cost, and discharge disposition after elective ACDF for adult CSM.

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Background Context: Frailty has been associated with inferior surgical outcomes in various fields of spinal surgery. With increasing healthcare costs, hospital length of stay (LOS) and unplanned readmissions have emerged as clinical proxies reflecting overall value of care. However, there is a paucity of data assessing the impact that baseline frailty has on quality of care in patients with spondylolisthesis.

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Objectives: Racial disparities in spine surgery have been shown to impact surgical management and postoperative complications. However, for adolescent patients with idiopathic scoliosis (AIS) treated by posterior spinal fusion (PSF), the influence of race on postoperative outcomes remains unclear. The aim of the study was to investigate the differences in baseline patient demographics, inpatient management, and postoperative complications for adolescents with AIS undergoing elective, posterior spinal surgery (≥ 4 levels).

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Objective: The aim of this study was to determine if race was an independent predictor of extended length of stay (LOS), nonroutine discharge, and increased health care costs after surgery for spinal intradural/cord tumors.

Methods: A retrospective cohort study was performed using the National Inpatient Sample database from 2016 to 2017. All adult (>18 years old) inpatients who underwent surgical intervention for a benign or malignant spinal intradural/cord tumor were identified using International Classification of Diseases, Tenth Revision, Clinical Modification diagnosis and procedural coding systems.

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Objective: The aim of this study was to compare complication rates, length of stay (LOS), and hospital costs after spine surgery for bony spine tumors and intradural spinal neoplasms.

Methods: A retrospective cohort study was performed using the National Inpatient Sample database from 2016 to 2017. All adult inpatients who underwent surgical intervention for a primary intradural spinal tumor or primary/metastatic bony spine tumor were identified using International Classification of Diseases, Tenth Revision, Clinical Modification diagnosis/procedural coding systems.

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Objective: For idiopathic normal pressure hydrocephalus (iNPH), risk stratifying patients and identifying those who are likely to fare well after ventriculoperitoneal shunt (VP) surgery may help improve quality of care and reduce unplanned readmissions. The aim of this study was to investigate the drivers of 30- and 90-day readmissions after VP shunt surgery for iNPH in elderly patients.

Methods: The Nationwide Readmission Database, years 2013 to 2015, was queried.

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Objective: The objective of the current study was to perform a retrospective review of a national database to assess the safety of cement augmentation for vertebral compression fractures in geriatric populations in varying age categories.

Methods: The 2005-2016 National Surgical Quality Improvement Program databases were queried to identify patients undergoing kyphoplasty or vertebroplasty in the following age categories: 60-69, 70-79, 80-89, and 90+ years old. Demographic variables, comorbidity status, procedure type, provider specialty, inpatient/outpatient status, number of procedure levels, and periprocedure complications were compared between age categories using chi-square analysis.

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Article Synopsis
  • The study aimed to explore how demographics, hospital settings, and patient-specific risk factors influence the occurrence of post-traumatic seizures (PTS) in children after traumatic brain injuries (TBI) in emergency departments across the U.S.
  • Researchers analyzed data from over a million pediatric TBI patients, finding that 0.83% developed PTS, with the highest rates in children aged 0-5, particularly those with prolonged loss of consciousness (LOC).
  • Factors such as age, type of LOC, and in-hospital complications (like respiratory issues) were significantly linked to either increased or decreased risks of developing PTS, highlighting that younger children and those with longer LOC are more vulnerable.
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Objective: The aim of this study was to determine the impact of preoperative pulmonary risk factors (PRFS) on surgical outcomes after posterior spinal fusion (PSF) for adolescent idiopathic scoliosis (AIS).

Methods: A retrospective cohort study was performed using the American College of Surgeons National Surgical Quality Improvement Program-Pediatric database from 2016 to 2018. All pediatric patients with AIS undergoing PSF were identified.

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Study Design: Retrospective cohort study.

Objective: The aim of this study was to determine the impact age has on LOS and discharge disposition following elective ACDF for cervical spondylotic myelopathy (CSM).

Methods: A retrospective cohort study was performed using the National Inpatient Sample (NIS) database from 2016 and 2017.

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