1991
Sleep quality in children with asthma treated with theophylline or cromolyn sodium
Avital A, Steljes D, Pasterkamp H, Kryger M, Sanchez I, Chernick V. Sleep quality in children with asthma treated with theophylline or cromolyn sodium. The Journal Of Pediatrics 1991, 119: 979-984. PMID: 1960623, DOI: 10.1016/s0022-3476(05)83062-8.Peer-Reviewed Original ResearchConceptsCromolyn sodiumTheophylline periodPlacebo-controlled trialArterial oxygen desaturationTheophylline blood levelsArterial oxygen saturationTotal sleep timeYears of ageOxygen desaturationPulmonary functionTheophylline treatmentBlood levelsChild's asthmaCentral originSleep latencyProtective effectSleep qualityOxygen saturationSleep efficiencySleep timeAsthmaMicrograms/SleepMovement timeTreatmentEffect of Theophylline on Lung Function Tests, Sleep Quality, and Nighttime SaO2 in Children with Cystic Fibrosis
Avital A, Sanchez I, Holbrow J, Kryger M, Chernick V. Effect of Theophylline on Lung Function Tests, Sleep Quality, and Nighttime SaO2 in Children with Cystic Fibrosis. American Journal Of Respiratory And Critical Care Medicine 1991, 144: 1245-1249. PMID: 1741534, DOI: 10.1164/ajrccm/144.6.1245.Peer-Reviewed Original ResearchConceptsEffect of theophyllineCystic fibrosisMicrograms/Heart rateGroup 2Better baseline lung functionT blood levelsBaseline lung functionIncidence of apneaLung function testsSerum T levelsLower heart rateTotal wake timePulmonary functionLung functionSerum levelsFunction testsMean SaO2Blood levelsSleep qualitySleep efficiencyGroup 1Sleep laboratoryT levelsWake timeCheyne-Stokes respiration: Stability of interacting systems in heart failure.
Kryger M, Millar T. Cheyne-Stokes respiration: Stability of interacting systems in heart failure. Chaos An Interdisciplinary Journal Of Nonlinear Science 1991, 1: 265-269. PMID: 12779924, DOI: 10.1063/1.165839.Peer-Reviewed Original Research
1989
The Effect of L-Tryptophan on Daytime Sleep Latency in Normals: Correlation with Blood Levels
George C, Millar T, Hanly P, Kryger M. The Effect of L-Tryptophan on Daytime Sleep Latency in Normals: Correlation with Blood Levels. Sleep 1989, 12: 345-353. PMID: 2669092, DOI: 10.1093/sleep/12.4.345.Peer-Reviewed Original ResearchConceptsSleep latencyBlood levelsRandom double-blind fashionRapid eye movement (REM) sleepDaytime sleep latencyL-tryptophan's effectsDouble-blind fashionEye movement sleepL-tryptophanSlow-wave sleepL-tryptophan levelsObjective sleepiness measuresKynurenic acidMovement sleepHealthy volunteersWave sleepDrug conditionsSeparate daysSleepSleepiness measuresPlaceboSignificant correlationEssential amino acidsDoseUrine