Publications by authors named "Samuel D Gaona"

Objective: It is unclear whether trauma center care is associated with improved outcomes in older adults with traumatic brain injury (TBI) compared to management at nontrauma centers. Our primary objectives were to describe the long-term outcomes of older adults with TBI and to evaluate the association of trauma center transport with long-term functional outcome.

Methods: This was a prospective, observational study at five emergency medical services (EMS) agencies and 11 hospitals representing all 9-1-1 transfers within a county.

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Background: Antibiotics are commonly prescribed during emergency department (ED) and urgent care center (UCC) visits for viral acute respiratory infection (ARI). We evaluate the comparative effectiveness of an antibiotic stewardship intervention adapted for acute care ambulatory settings (adapted intervention) to a stewardship intervention that additionally incorporates behavioral nudges (enhanced intervention) in reducing inappropriate prescriptions.

Methods: This study was a pragmatic, cluster-randomized clinical trial conducted in three academic health systems comprising five adult and pediatric EDs and four UCCs.

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To evaluate the accuracy of emergency medical services (EMS) provider judgment for traumatic intracranial hemorrhage (tICH) in older patients following head trauma in the field. We also compared EMS provider judgment with other sets of field triage criteria. This was a prospective observational cohort study conducted with five EMS agencies and 11 hospitals in Northern California.

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Importance: Current guidelines conflict on the management of older adults who have blunt head trauma taking anticoagulant and antiplatelet medications. This is partially due to the limited data comparing patients who are taking these medications with those who are not.

Objective: To investigate the incidence of delayed traumatic intracranial hemorrhage in older adults with head trauma, including those taking anticoagulant and antiplatelet medications.

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Article Synopsis
  • Field triage guidelines suggest transporting head-injured patients on blood thinners to a higher-level trauma center due to high rates of traumatic intracranial hemorrhage (tICH).
  • A study involving over 1300 older adults found that the incidence of tICH was similar in patients taking anticoagulants or antiplatelets compared to those not taking them.
  • The study determined that existing triage criteria were not effective in accurately identifying patients needing trauma center care, though adding anticoagulant or antiplatelet history improved sensitivity in detection.
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Study Objective: Field triage guidelines recommend that emergency medical services (EMS) providers consider transport of head-injured older adults with anticoagulation use to trauma centers. However, the triage patterns and the incidence of intracranial hemorrhage or neurosurgery in these patients are unknown. Our objective is to describe the characteristics and outcomes of older adults with head trauma who are transported by EMS, particularly for patients who do not meet physiologic, anatomic, or mechanism-of-injury (steps 1 to 3) field triage criteria but are receiving anticoagulant or antiplatelet medications.

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Background: Early recognition of trauma patients at risk for multiple organ failure (MOF) is important to reduce the morbidity and mortality associated with MOF. The objective of the study was to externally validate the Denver Emergency Department (ED) Trauma Organ Failure (TOF) Score, a 6-item instrument that includes age, intubation, hematocrit, systolic blood pressure, blood urea nitrogen, and white blood cell count, which was designed to predict the development of MOF within 7 days of hospitalization.

Study Design: We performed a prospective multicenter study of adult trauma patients between November, 2011 and March, 2013.

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Objectives: Acute elbow injuries are common in the acute care setting. A previous study observed that limited active range of motion (ROM) was highly sensitive for radiographic injuries after blunt trauma. Our aim was to validate these findings in patients ≥5 years old with an acute (<24 hours) nonpenetrating elbow injury.

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Introduction: Understanding patient perceptions and preferences of hospital care is important to improve patients' hospitalization experiences and satisfaction. The objective of this study was to investigate patient preferences and perceptions of hospital care, specifically differences between intensive care unit (ICU) and hospital floor admissions.

Methods: This was a cross-sectional survey of emergency department (ED) patients who were presented with a hypothetical scenario of a patient with mild traumatic brain injury (TBI).

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