Related by context. Frequent words. (Click for all words.) 77 polysomnography 61 EEGs 60 neuropsychological tests 59 liver biopsies 59 arousals 58 electroencephalogram EEG 57 electroencephalogram 56 apneas 56 subtests 55 prospective observational 55 substudy 55 subanalysis 55 eszopiclone 55 oral glucose tolerance 55 logistic regression 55 echocardiographic 55 electrophysiological 55 ANOVA 55 multivariate analyzes 55 covariate 54 electrocardiography 54 postop 54 daytime sleepiness 54 Thrombolysis 54 electroencephalography EEG 54 electrocardiographic 54 neuropsychological 54 placebo controlled clinical 54 QTc prolongation 54 Alzheimer Disease Assessment 53 coronary artery calcification 53 Postoperative 53 ADAS cog 53 D dimer 53 electromyography 53 Unified Parkinson Disease 53 symptom severity 53 MR spectroscopy 53 electroencephalography 53 Depressive symptoms 53 neuropsychological testing 53 univariate 53 Holter monitoring 52 cognitive domains 52 histopathological 52 dose titration 52 computed tomography CT scan 52 ultrasound examinations 52 mL kg 52 creatinine levels 52 pharmacodynamic effects 52 subscales 52 sleep disordered breathing 52 hypoxemia 52 Doppler ultrasound 52 NLX P# 52 neurobehavioral 52 QTc interval 52 Secondary endpoints 52 ABPM 52 immunohistochemical 52 retrospective cohort study 52 prospective cohort 52 histopathologic 52 p = .# [002] 52 airflow obstruction 52 HSCT 52 presurgical 52 pulmonary function 52 endoscopist 51 tasimelteon 51 cardiac dysfunction 51 fingerstick 51 catheterisation 51 CI -#.# 51 electrocardiogram ECG 51 spirometry 51 ERCP 51 preoperatively 51 prospectively defined 51 Observational studies 51 HRQOL 51 cardiac abnormalities 51 Radiographs 51 impaired fasting glucose 51 digital rectal exams 51 sentinel node biopsy 51 titration 51 NHANES III 51 decrements 51 RLS symptoms 51 Montgomery Asberg Depression 51 psychoeducation 51 skin conductance 51 ± SD 50 echocardiogram 50 bronchial thermoplasty 50 Main Outcome Measures 50 Computed tomography 50 CPAP therapy 50 neuropsychiatric symptoms