Publications by authors named "Norman C Christopher"

Pretrauma internalizing and externalizing behaviors have been found to predict posttraumatic stress disorder (PTSD) symptoms (PTSS) in children following injury. However, child in-hospital self-report of pretrauma symptoms may be impacted by their injury and associated medical care (e.g.

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Background: Research suggests that young children experience an increased incidence and severity of discomfort during propofol infusion. Evaluations of varied interventions to reduce or eliminate this discomfort with adult subjects suggest that premedication with intravenously administered lidocaine (0.5 mg/kg) offers the best overall effectiveness.

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Objective: Febrile infants younger than 60 days are at risk for serious bacterial infections (SBIs) and often undergo extensive laboratory investigation and hospitalization. We aim to determine the diagnostic value of serum procalcitonin (PCT) concentration for identification of febrile infants at low risk for SBI in comparison to the Rochester Criteria (RC).

Methods: Infants 2 to 60 days of age with rectal temperature 38°C were enrolled between May 2004 and March 2007.

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Emerging support for the roles of both early trauma and family environment in the development of dissociative symptomatology is complicated by the frequent co-occurrence of dysfunctional family environments and childhood maltreatment. The present investigation prospectively examined the influence of family environment on dissociative symptom course in 82 youths (8-18 years) who experienced accidental injury. The primary caretaker reported on six-week family environment (including family cohesion and adaptability) and on youth symptoms of dissociation prior to injury at six weeks and at six months; dissociation prior to injury was assessed via retrospective parent account at the six-week timepoint.

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Objective: The present study prospectively examined the development of child PTSD symptoms (PTSS) and the impact of caregiver PTSS on child PTSS following injury.

Methods: One hundred and eighteen ED patients and their caregivers were interviewed in-hospital and 2- and 6-weeks posttrauma. Structural equation modeling and hierarchical linear regressions examined the development of PTSS.

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Initial research supports the use of propranolol to prevent posttraumatic stress disorder (PTSD); research has not examined pharmacological prevention for children. Twenty-nine injury patients (ages 10-18 years old) at risk for PTSD were randomized to a double-blind 10-day trial of propranolol or placebo initiated within 12 hours postadmission. Six-week PTSD symptoms and heart rate were assessed.

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Objective: The objective of this study was to identify factors that predict the presence of urolithiasis detected with unenhanced computed tomography (UCT) in children.

Methods: A retrospective study of all subjects <21 years of age who presented to the emergency department at Akron Children's Hospital and underwent UCT of the abdomen between January 2002 and December 2005 was performed. Demographic, clinical, diagnostic, treatment, and disposition data were abstracted by using a standardized form.

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Objective: Bronchiolitis is the leading cause of hospitalization for infants. Our objective was to identify factors associated with safe discharge to home from the emergency department.

Methods: We conducted a prospective cohort study during 2 consecutive bronchiolitis seasons, from 2004 to 2006.

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This study examined the relationship between acute cortisol responses to trauma and subsequent PTSD symptoms (PTSS) in children and their biological mothers. Urinary cortisol levels were assessed in 54 children aged 8-18 upon admission to a level-1 trauma center. Six weeks posttrauma, 15-hour urine samples were collected from children and their mothers.

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Background: Extremity injury is a common condition that requires pain management in an emergency department. In pediatric patients, the most frequently used method of pain control is intravenous (IV) morphine sulfate. Oral transmucosal fentanyl citrate (OTFC) is a potential alternative to morphine, which may obviate the need to place an IV before addressing pain.

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Background: The present study investigated the extent to which heart rate (HR) levels soon after a traumatic event predicted posttraumatic stress disorder (PTSD) symptom severity assessed 6 weeks and 6 months later in child trauma victims.

Methods: Participants consisted of 82 children (56 boys, 26 girls) aged 8-18 who were admitted to a Midwestern trauma center. HR data were recorded from emergency medical services (EMS) records, upon admission to the emergency department (ED), for the first 20 minutes following admission, and upon discharge.

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The purpose of the study was to determine the effect of ethyl vinyl chloride vapocoolant spray on pain reported by children undergoing intravenous cannulation. A randomized, double-blinded, placebo-controlled trial was conducted on eligible children between the ages of 9 and 18 years seen in a pediatric emergency department and requiring intravenous cannulation. Informed consent was obtained, and children were randomized to receive ethyl vinyl chloride spray, isopropyl alcohol spray, or no spray (control group).

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The present study tested the hypothesis that acute posttraumatic hyperarousal would lead to the development of emotional numbing (EN) symptoms in a pediatric injury population. Eighty-two youths aged 8-18 years were recruited from the emergency department of a Midwestern children's hospital. Heart rate was recorded from emergency medical services reports and a 12-hour urine collection was initiated upon admission.

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Objective: To examine how parental responses following pediatric injury may influence their child's posttraumatic stress symptoms (PTSS).

Methods: Heart rate (HR) from 82 pediatric injury patients was measured during emergency medical services (EMSs) transport and following hospital admission. Twelve-hour urinary cortisol levels were assessed upon admission.

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Objective: To longitudinally examine the impact of maternal posttraumatic stress disorder symptoms (PTSS) on child adjustment following a child's traumatic injury, focusing on child gender differences.

Methods: Forty-one child traumatic injury victims aged 8-18 years and their biological mothers were interviewed over two follow-ups (6 weeks and 7 months). Children were administered the Clinician-Administered Posttraumatic Stress Disorder (PTSD) Scale for Children and Adolescents (CAPS-CA), whereas mothers completed the CAPS.

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Background: Nonpharmacologic interventions, such as distraction, have been shown to be powerful adjuncts in reducing pain and anxiety in children with both acute and chronic painful conditions. There are no controlled studies evaluating these interventions as adjuncts to facilitate completion of painful procedures in the pediatric emergency department (ED).

Objective: We assessed the effectiveness of distraction techniques in reducing the sensory and affective components of pain among pediatric patients undergoing laceration repair in the ED.

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Objectives: To describe the prevalence of depressive symptoms in adolescents presenting to the emergency department (ED) and to describe their demographics and outcomes compared with adolescents endorsing low levels of depressive symptoms.

Methods: The Beck Depression Inventory-2nd edition (BDI-II) was used to screen all patients 13-19 years of age who presented to the ED during the period of study. The BDI-II is a 21-item self-report instrument used to measure the presence and severity of depressive symptoms in adolescents and adults.

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Introduction: In a time of emergency department overcrowding and increased utilization of emergency medical services, a highly functional prehospital system will balance the needs of the individual patient with the global needs of the community. Our community addressed these issues through the development of a multitiered prehospital care system that incorporated EMS initiated non-transport of pediatric patients.

Objective: To describe the outcome of pediatric patients accessing a progressive prehospital system that employed EMS initiated non-transport.

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This is a case of a 3-week-old male who presented to the emergency department with intermittent apnea and cyanosis. While in the emergency department, he had respiratory compromise with stress and required intubation. Further evaluation confirmed the diagnosis of a thyroglossal duct cyst.

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Background: Previous research examining biological correlates of posttraumatic stress disorder (PTSD) in children has suggested that children with chronic PTSD have altered levels of catecholamines and cortisol compared to similarly traumatized children who do not meet diagnostic criteria. The present study extended these findings by examining whether urinary hormone levels collected soon after a trauma were related to subsequent acute PTSD symptoms in child trauma victims.

Methods: Initial 12-h urine samples were collected from 82 children aged 8-18 admitted to a Level 1 trauma center.

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Background: Pharyngitis is a common complaint in pediatric patients. If clinical parameters are used alone, bacterial pathogens will be wrongly implicated in many cases. A nonstandardized approach to the treatment of children with pharyngitis in an emergency department setting may lead to inappropriate empirical therapy, contribute to increased bacterial resistance, and result in adverse events related to the treatment provided.

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Objectives: The purpose of this study is to describe the clinical and educational experience provided to the pediatric emergency medicine (PEM) fellows in procedural sedation/analgesia during their course of training.

Methods: A nonanonymous survey was completed by the program director of each Accreditation Council for Graduate Medical Education (ACGME)-accredited PEM fellowship program listed in the 2001 to 2002 Graduate Medical Education Directory. Information relating to program demographics, agents available for use in the emergency department (ED), and the educational opportunities offered to trainees was sought.

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Helmet use protects against head injury. Our objective was to assess whether parental knowledge of helmet safety is associated with helmet use in children, and whether a relationship exists between helmet ownership and other safety behaviors. Three hundred forty-one surveys were distributed to parents of third through fifth graders; 97% of parents believed that a helmet confers protection; 49% of parents reported that their child owns a helmet.

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Context: Blood culture is the criterion standard for identifying children with bacteremia. However, elevated false-positive rates are common and are associated with substantial health care costs.

Objective: To compare contamination rates in blood culture specimens obtained from separate sites vs through newly inserted intravenous catheters.

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