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avginbedwakenw5
under
Sleep Monitoring/Actigraphy
in
MESA variables
Duration of wake in bed is the sum of sleep latency, wake after sleep onset (WASO) and wake after sleep offset in main sleep. Conventionally, this variable would be called "total wake time" (TWT).
psqi_5a
under
Sleep Questionnaires/Sleep Habits/Pittsburgh Sleep Quality Index (PSQI)
in
ANSWERS variables
Item from Pittsburgh Sleep Quality Index. Buysse et. al 1989 (PubMed ID: 2748771)External semantic reference: CDEOriginal text: The following questions relate to your usual sleep habits during the past month only. Your answers should indicate the most accurate reply for the majority of days and nights in the past month. During the past month how often have you had trouble sleeping because you: cannot get to sleep within 30 mins? Search for all PSQI variables within this dataset
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these indices to obstructive sleep apnea syndrome (OSAS) subjects
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characteristics. ## Methods ### Sleep Study Design Subjects whose
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later for a 24-h sleep laboratory visit, where a
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is available at the Sleep Reading Center if requested.
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the proportion of the sleep period that the signals
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number of hours that sleep stages can be distinguished
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personalised management of obstructive sleep apnoea. Current Otorhinolaryngology Reports,
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Spectral Power Density of Sleep Electroencephalography and Psychiatric Symptoms
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in Patients with Breathing-related Sleep Disorder. Clinical Psychopharmacology and
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6.6.2.2 Sleep onset Sleep onset is defined by
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epoch of any other sleep stage. Caution in interpreting
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Compumedics software report identifies sleep onset as three consecutive epochs of sleep regardless of the stage.
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