Research Topics
| Dawson HedgesSummaryAffiliation: Brigham Young University Country: USA Publications
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Detail Information
Publications
Hippocampal and amygdala volumes in children and adults with childhood maltreatment-related posttraumatic stress disorder: a meta-analysisFu L Woon
Department of Psychology, 1001 SWKT, Brigham Young University, Provo, UT 84602, USA
Hippocampus 18:729-36. 2008..However, longitudinal studies are needed to support these preliminary findings...
Association between C-reactive protein and cognitive deficits in elderly men and women: a meta-analysisDawson W Hedges
Department of Psychology, Brigham Young University, Provo, Utah 84602, USA
Int Psychogeriatr 24:1387-92. 2012..Further, few research papers have examined whether gender may affect any association between C-reactive protein and cognitive deficit...
Early-life stress and cognitive outcomeDawson W Hedges
Department of Psychology, Brigham Young University, Provo, UT 84602, USA
Psychopharmacology (Berl) 214:121-30. 2011..While the association between early-life stress and brain development is well recognized, relatively few studies have examined the association between exposure to early-life stress and cognitive outcome...
Premorbid brain volume estimates and reduced total brain volume in adults exposed to trauma with or without posttraumatic stress disorder: a meta-analysisDawson W Hedges
Department of Psychology and the Neuroscience Center, Brigham Young University, Provo, Utah 84602, USA
Cogn Behav Neurol 23:124-9. 2010..The primary objective of this study was to meta-analytically investigate whether total brain volume (TBV) and total intracranial volume (TICV) differ between adult participants with posttraumatic stress disorder (PTSD) and controls...
Alcohol use and hippocampal volume deficits in adults with posttraumatic stress disorder: A meta-analysisDawson W Hedges
Neuroscience Center, 1001 SWKT, Department of Psychology, Brigham Young University, Provo, UT 84602, USA
Biol Psychol 84:163-8. 2010..PTSD is associated with hippocampal volume deficits independent of a lifetime history of alcoholism, but alcoholism further contributes to the hippocampal volume deficits associated with PTSD...
Caffeine-induced psychosisDawson W Hedges
Department of Psychology, Neuroscience Center, Brigham Young University, Provo, UT, USA
CNS Spectr 14:127-9. 2009..The psychosis resolved within 7 weeks after lowering caffeine intake without use of antipsychotic medication. Clinicians might consider the possibility of caffeinism when evaluating chronic psychosis...
A direct comparison of effect sizes from the clinical global impression-improvement scale to effect sizes from other rating scales in controlled trials of adult social anxiety disorderDawson W Hedges
Department of Psychology and the Neuroscience Center, Brigham Young University, Provo, UT 84602, USA
Hum Psychopharmacol 24:35-40. 2009..Using calculations that enabled direct comparisons, effect sizes for the binarily reported CGI-I scores were compared to effect sizes from the quantitative scales...
Brain integrity and cerebral atrophy in Vietnam combat veterans with and without posttraumatic stress disorderDawson W Hedges
Department of Psychology, Brigham Young University, Provo, UT 84602, USA
Neurocase 13:402-10. 2007..Both groups showed heterogeneity in cerebral atrophy...
The efficacy of selective serotonin reuptake inhibitors in adult social anxiety disorder: a meta-analysis of double-blind, placebo-controlled trialsDawson W Hedges
Department of Psychology, Brigham Young University, Provo, UT 84602, USA
J Psychopharmacol 21:102-11. 2007..644 to 3.267. Consistent with previous studies, selective serotonin reuptake inhibitors appear more effective than placebo for social anxiety disorder, with improvement extending into social and occupational function...
Transcranial magnetic stimulation effects on one-trial learning and response to anxiogenic stimuli in adult male ratsDawson W Hedges
Department of Psychology and the Neuroscience Center, Brigham Young University, Provo, Utah, USA
J ECT 21:25-30. 2005..In summary, these findings support previous reports that TMS does not interfere with memory function. There was no evidence of an anxiolytic response from TMS in rats as assessed by the elevated plus maze test...
Duration of transcranial magnetic stimulation effects on the neuroendocrine stress response and coping behavior of adult male ratsDawson W Hedges
Department of Psychology, Brigham Young University, Provo, UT 84602, USA
Prog Neuropsychopharmacol Biol Psychiatry 27:633-8. 2003..This research was undertaken to investigate the duration of these behavioral and neuroendocrine effects of TMS in rats...
Treatment of bulimia nervosa with topiramate in a randomized, double-blind, placebo-controlled trial, part 2: improvement in psychiatric measuresDawson W Hedges
Department of Psychology, Brigham Young University, Provo, Utah 84602, USA
J Clin Psychiatry 64:1449-54. 2003..This article describes further analyses investigating topiramate's effect on psychological symptoms associated with disordered eating...
Antipsychotic medication and seizures: a reviewDawson Hedges
Department of Psychology and the Neuroscience Center, Brigham Young University, Provo, Utah 84602, USA
Drugs Today (Barc) 39:551-7. 2003....
Reduced hippocampal volume in alcohol and substance naïve Vietnam combat veterans with posttraumatic stress disorderDawson W Hedges
Department of Psychology, Brigham Young University, Provo, Utah 84602, USA
Cogn Behav Neurol 16:219-24. 2003..This pilot study was undertaken to exclude the effects of alcohol and other substances on brain morphology in posttraumatic stress disorder...
Phytoestrogens: implications in neurovascular researchEdwin D Lephart
Department of Physiology and Developmental Biology, Neuroscience Center, 633 WIDB, Brigham Young University, Provo, Utah 84602, USA
Curr Neurovasc Res 1:455-64. 2004..Because of their diverse health effects and widespread availability in soy foods, dietary phytoestrogens merit continued research into their effects on human health and cognitive function...
Amygdala volume in adults with posttraumatic stress disorder: a meta-analysisFu L Woon
Brigham Young University, Provo, UT, USA
J Neuropsychiatry Clin Neurosci 21:5-12. 2009..Within each group, the right amygdala was significantly larger than the left, indicating an asymmetrically lateralized amygdala volume that is preserved in trauma exposure and in PTSD...
Hippocampal volume deficits associated with exposure to psychological trauma and posttraumatic stress disorder in adults: a meta-analysisFu Lye Woon
Psychology Department, 1001 SWKT, Brigham Young University, Provo, UT 84602, USA
Prog Neuropsychopharmacol Biol Psychiatry 34:1181-8. 2010..Hippocampal volume reduction is associated with trauma exposure independent of PTSD diagnosis, albeit additional hippocampal reduction was found in PTSD compared to the trauma-exposed group without PTSD...
Twenty-year behavioral follow-up of a 1;13 chromosomal translocation and Mobius syndrome presenting with poor impulse control, exhibitionism, and aggressionDawson W Hedges
Department of Psychology and the Neuroscience Center, Brigham Young University, Provo, UT 84602, USA
Compr Psychiatry 44:462-5. 2003..Karyotyping revealed a 46 XY, t(1;13)(p34.3;q12.3) translocation. The subject had been presented 20 years previously as the index case of a three-generation pedigree...
Transcranial magnetic stimulation (TMS) effects on testosterone, prolactin, and corticosterone in adult male ratsDawson W Hedges
Department of Psychology and the Neuroscience Center, Brigham Young University, Provo, Utah 84602, USA
Biol Psychiatry 51:417-21. 2002....
New-onset seizure associated with quetiapine and olanzapineDawson W Hedges
Department of Psychology and the Neuroscience Center, Brigham Young University, Provo, UT, USA
Ann Pharmacother 36:437-9. 2002..CONCLUSIONS: While uncommon, seizures can occur with non-clozapine atypical antipsychotics. Caution is indicated when using these drugs with other agents that may lower the seizure threshold...
Treatment of bulimia nervosa with topiramate in a randomized, double-blind, placebo-controlled trial, part 1: improvement in binge and purge measuresScott P Hoopes
Mountain West Clinical Trials, Boise, Idaho 83704, USA
J Clin Psychiatry 64:1335-41. 2003..This randomized, double-blind, placebo-controlled trial was designed to assess the efficacy and safety of topiramate in bulimia nervosa...
Emotional dysregulation in adult ADHD and response to atomoxetineFrederick W Reimherr
Mood Disorders Clinic, Department of Psychiatry, University of Utah Health Sciences Center, Salt Lake City, Utah 84132, USA
Biol Psychiatry 58:125-31. 2005....
