2002
Low body stores of iron and restless legs syndrome: a correctable cause of insomnia in adolescents and teenagers
Kryger MH, Otake K, Foerster J. Low body stores of iron and restless legs syndrome: a correctable cause of insomnia in adolescents and teenagers. Sleep Medicine 2002, 3: 127-132. PMID: 14592231, DOI: 10.1016/s1389-9457(01)00160-5.Peer-Reviewed Original ResearchRestless legs syndromePercent iron saturationIron storesSubjective sleep latencyFerritin levelsLegs syndromeSleep latencySymptoms of RLSBody storesLow serum ferritin levelsTotal iron binding capacitySerum ferritin levelsSevere sleep onset insomniaLow body storesIron binding capacityHours of sleepSleep onset insomniaOral ironCorrectable causeExcessive daytimeSerum ferritinChronic insomniaSerum ironIron statusOnset insomnia
1991
Subjective Versus Objective Evaluation of Hypnotic Efficacy: Experience with Zolpidem
Kryger M, Steljes D, Pouliot Z, Neufeld H, Odynski T. Subjective Versus Objective Evaluation of Hypnotic Efficacy: Experience with Zolpidem. Sleep 1991, 14: 399-407. PMID: 1759092, DOI: 10.1093/sleep/14.5.399.Peer-Reviewed Original ResearchConceptsTotal sleep timeSleep latencyNumber of awakeningsSleep timePSG findingsPersistent sleepHypnotic efficacySleep qualityPatients' subjective evaluationSubjective sleep qualityDecreased sleep latencyQuality of sleepShortened sleep latencyTotal wake timeObjective measuresPolysomnographic findingsSleepy patientsChronic insomniaWeeks' useIndividual patientsSleep efficiencySubjective reductionSubjective increaseObjective efficacyPatients