Publications by authors named "Anthony Digiorgio"

Importance: Traumatic brain injury (TBI) is associated with chronic medical conditions. Evidence from diverse clinical administrative datasets may improve care delivery.

Objective: To characterize post-TBI risk of incident neuropsychiatric and medical conditions in a California health care system administrative database and validate findings from a Massachusetts dataset.

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Background: Contemporary surgical practices for traumatic brain injury (TBI) remain unclear. We describe the clinical profile of an 18-centre US TBI cohort with cranial surgery.

Methods: The prospective, observational Transforming Research and Clinical Knowledge in Traumatic Brain Injury Study (2014-2018; ClinicalTrials.

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Article Synopsis
  • - The study aimed to compare the motor examinations done by the clinical neurosurgery team with the ISNCSCI assessments, since the latter can be time-consuming and impractical during acute spinal cord injuries.
  • - Researchers analyzed data from the TRACK-SCI registry, which included 72 pairs of motor examinations from 63 patients, and found strong correlations between the two methods, indicating that neurosurgery motor examinations can effectively substitute for ISNCSCI exams.
  • - The results showed a very high agreement between the scores from both types of examinations with low bias, suggesting that clinical neurosurgery evaluations are reliable for assessing neurological function after spinal cord injuries.
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Objective: This study aimed to report changes in utilization and payment trends of low-back pain (LBP) interventions and the impact of nonsurgeon interventionalists on these changes.

Methods: Medicare Part B national summary data files were used to gather annual utilization and Centers for Medicare and Medicaid Services (CMS) payment data for LBP interventions from 2000 to 2021. Healthcare Common Procedure Coding System (HCPCS) codes were grouped as decompression, spinal fusion, sacroiliac (SI) joint fusion, epidural steroid injections (ESIs), physical therapy (PT), and chiropractic manipulation (Chiro).

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Objective: Lumbar decompression and/or fusion surgery is a common operation for symptomatic lumbar spondylolisthesis refractory to conservative management. Multiyear follow-up of patient outcomes can be difficult to obtain but allows for identification of preoperative patient characteristics associated with durable pain relief, improved functional outcome, and higher patient satisfaction.

Methods: A query of the Quality Outcomes Database (QOD) low-grade spondylolisthesis module for patients who underwent surgery for grade 1 lumbar spondylolisthesis (from July 2014 to June 2016 at the 12 highest-enrolling sites) was used to identify patient satisfaction, as measured with the North American Spine Society (NASS) questionnaire, which uses a scale of 1-4.

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Objective: Posterior lumbar interbody fusion (PLIF) and/or transforaminal lumbar interbody fusion (TLIF), referred to as "PLIF/TLIF," is a commonly performed operation for lumbar spondylolisthesis. Its long-term cost-effectiveness has not been well described. The aim of this study was to determine the 5-year cost-effectiveness of PLIF/TLIF for grade 1 degenerative lumbar spondylolisthesis using prospective data collected from the multicenter Quality Outcomes Database (QOD).

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Objectives: An estimated 14-23% of patients with traumatic brain injury (TBI) incur multiple lifetime TBIs. The relationship between prior TBI and outcomes in patients with moderate to severe TBI (msTBI) is not well delineated. We examined the associations between prior TBI, in-hospital mortality, and outcomes up to 12 months after injury in a prospective US msTBI cohort.

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Many social services have work requirements. Notably, Medicaid has no requirement that healthy, able-bodied beneficiaries work to receive benefits. There have been attempts at incorporating work requirement policies into several US states, but only a few have been implemented.

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Background And Objectives: Despite profound medico-socio-legal consequences of traumatic brain injury (TBI) from intimate partner violence and domestic violence (IPV/DV), the incidence and acute outcomes of concurrent IPV/DV-TBI are not well understood. We examined US IPV/DV patients with/without TBI (IPV/DV-TBI; non-TBI) using the National Trauma Data Bank. We hypothesized IPV/DV-TBI would be associated with elevated morbidity.

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Objective: Policy concern and debate surround the concept of overlapping spine surgery. Overlapping surgery specifically refers to nonessential portions of the case or noncutting time overlap. This differs from concurrent surgery, in which critical portions of the procedure overlap.

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Background: Although many molecules have been investigated as biomarkers for spinal cord injury (SCI) or ischemic stroke, none of them are specifically induced in central nervous system (CNS) neurons following injuries with low baseline expression. However, neuronal injury constitutes a major pathology associated with SCI or stroke and strongly correlates with neurological outcomes. Biomarkers characterized by low baseline expression and specific induction in neurons post-injury are likely to better correlate with injury severity and recovery, demonstrating higher sensitivity and specificity for CNS injuries compared to non-neuronal markers or pan-neuronal markers with constitutive expressions.

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Objective: The International Mission on Prognosis and Analysis of Clinical Trials in Traumatic Brain Injury (IMPACT) and Corticosteroid Randomization After Significant Head Injury (CRASH) prognostic models for mortality and outcome after traumatic brain injury (TBI) were developed using data from 1984 to 2004. This study examined IMPACT and CRASH model performances in a contemporary cohort of US patients.

Methods: The prospective 18-center Transforming Research and Clinical Knowledge in Traumatic Brain Injury (TRACK-TBI) study (enrollment years 2014-2018) enrolled subjects aged ≥ 17 years who presented to level I trauma centers and received head CT within 24 hours of TBI.

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Isolated traumatic subarachnoid hemorrhage (tSAH) after traumatic brain injury (TBI) on head computed tomography (CT) scan is often regarded as a "mild" injury, with reduced need for additional workup. However, tSAH is also a predictor of incomplete recovery and unfavorable outcome. This study aimed to evaluate the characteristics of CT-occult intracranial injuries on brain magnetic resonance imaging (MRI) scan in TBI patients with emergency department (ED) arrival Glasgow Coma Scale (GCS) score 13-15 and isolated tSAH on CT.

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Background And Objectives: Hospital length of stay (HLOS) is a metric of injury severity, resource utilization, and healthcare access. Recent evidence has shown an association between Medicaid insurance and increased HLOS after traumatic brain injury (TBI). This study aims to validate the association between Medicaid and prolonged HLOS after TBI using the National Trauma Data Bank.

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Background And Objectives: Intraoperative ultrasound (IOUS) during anterior cervical surgery is hindered by large transducer size and small operative corridor. We hypothesized that a linear (minimally invasive) transducer designed for transsphenoidal surgery can visualize the spinal cord, nerve roots, and surrounding structures during anterior cervical approaches, facilitating intraoperative assessment of central and foraminal decompression.

Methods: IOUS was used to evaluate 26 levels in 17 patients (15 anterior cervical discectomy and fusion, 1 corpectomy, 1 arthroplasty) with a linear probe (7 × 6-mm end-fire transducer, 150-mm length, 12-15 MHz).

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Background And Objectives: Under the Merit-Based Incentive Payment System (MIPS), Medicare evaluates provider performance to determine payment adjustments. Studies examining the first year of MIPS (2017) showed that safety-net providers had lower MIPS scores, but the performance of safety-net physicians over time has not been studied. This study aimed to examine the performance of safety-net vs non-safety-net neurosurgeons in MIPS from 2017 to 2020.

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Study Design: Retrospective review of a prospectively maintained database.

Objective: Assess differences in preoperative status and postoperative outcomes among patients of different educational backgrounds undergoing surgical management of cervical spondylotic myelopathy (CSM).

Summary Of Background Data: Patient education level (EL) has been suggested to correlate with health literacy, disease perception, socioeconomic status (SES), and access to health care.

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Objective: Venous thromboembolism (VTE) following traumatic spinal cord injury (SCI) is a significant clinical concern. This study sought to determine the incidence of VTE and hemorrhagic complications among patients with SCI who received low-molecular-weight heparin (LMWH) within 24 hours of injury or surgery and identify variables that predict VTE using the prospective Transforming Research and Clinical Knowledge in SCI (TRACK-SCI) database.

Methods: The TRACK-SCI database was queried for individuals with traumatic SCI from 2015 to 2022.

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Importance: One traumatic brain injury (TBI) increases the risk of subsequent TBIs. Research on longitudinal outcomes of civilian repetitive TBIs is limited.

Objective: To investigate associations between sustaining 1 or more TBIs (ie, postindex TBIs) after study enrollment (ie, index TBIs) and multidimensional outcomes at 1 year and 3 to 7 years.

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Article Synopsis
  • Lumbar interbody fusion (LIF) is a popular surgical method for treating spinal deformities and degenerative conditions, which has evolved to become safer and more effective over time.
  • The anterior to the psoas (ATP) approach allows surgeons to reach spinal disc spaces without cutting through the psoas muscle, reducing the risk of nerve damage.
  • As research supports its safety and effectiveness, the ATP approach may be increasingly used for spinal fusion surgeries in the future.
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Background: Hospital length of stay (HLOS) after traumatic brain injury (TBI) is a metric of injury severity, resource utilization, and access to services. This study aimed to evaluate socioeconomic and clinical factors associated with prolonged HLOS after TBI.

Methods: Retrospective data from adult hospitalized patients diagnosed with acute TBI at a US Level 1 trauma center between August 1, 2019 - April 1, 2022 were extracted from the electronic health record.

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Article Synopsis
  • - This study utilized the TRACK-SCI database to assess complications and outcomes in elderly patients (≥ 65 years) following spinal cord injuries between 2015 and 2019 at UCSF.
  • - Results revealed a high complication rate, with 100% of patients experiencing at least one complication—averaging about 6.6 each—primarily from cardiovascular and pulmonary issues, and a 10% in-hospital mortality rate.
  • - The use of vasopressors for maintaining blood pressure was prevalent, notably correlating with higher cardiovascular complications, and only a small percentage (7.5%) showed neurological improvement by discharge.
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