2016
Sleep Perception and Misperception in Chronic Cocaine Users During Abstinence
Hodges SE, Pittman B, Morgan PT. Sleep Perception and Misperception in Chronic Cocaine Users During Abstinence. Sleep 2016, 40: zsw069. PMID: 28364419, PMCID: PMC5806585, DOI: 10.1093/sleep/zsw069.Peer-Reviewed Original ResearchConceptsChronic cocaine usersSleep state misperceptionWeeks of abstinenceTotal sleep timeOccult insomniaCocaine usersState misperceptionSleep onsetSleep timeCocaine-dependent personsInpatient research facilitySleep latencyDiary questionnairesSleep perceptionPolysomnographic sleep recordingsDiary measurementsAbstinenceTreatment studiesFinal awakeningMisperceptionsNight 3Objective worseningParticipantsInsomniaSleep recordings
2012
Cortical GABA Levels in Primary Insomnia
Morgan PT, Pace-Schott EF, Mason GF, Forselius E, Fasula M, Valentine GW, Sanacora G. Cortical GABA Levels in Primary Insomnia. Sleep 2012, 35: 807-814. PMID: 22654200, PMCID: PMC3353043, DOI: 10.5665/sleep.1880.Peer-Reviewed Original ResearchConceptsGABA levelsSleep complaintsPrimary insomniaSleep onsetCortical GABA levelsGABA/creatine ratiosOccipital GABA levelsPolysomnographic sleep measuresBrain GABA levelsBody mass indexMain outcome measuresUniversity research clinicPrimary insomnia groupAllostatic responseProton magnetic resonance spectroscopyMaintenance of sleepGABA contentUse of cigarettesUse of caffeineMass indexOutpatient studyCreatine ratioOutcome measuresResearch clinicTwo-group comparison study