Sleep Disturbance

Absent Sleep Disturbance

Expressions activating this band do not convey a recognizable sleep-related experience and instead focus on unrelated factual or administrative content.

Mild Sleep Disturbance

Expressions activating this band reflect scattered or indirect signs of disrupted sleep, such as feeling on edge, low mood, or isolated references to sleep difficulty without a sustained sleep complaint.

Moderate Sleep Disturbance

Expressions activating this band describe clear sleep disruption, including trouble falling asleep again after waking, staying awake for long periods at night, daytime sleepiness, and worry about not returning to sleep.

High Sleep Disturbance

Expressions activating this band describe persistent insomnia-like sleep problems, including difficulty falling asleep, repeated nighttime waking, delayed bedtime, unrefreshing sleep, and difficulty waking in the morning.

Severe Sleep Disturbance

Expressions activating this band describe pronounced and impairing sleep disruption, especially early-morning awakening or repeated nighttime waking with inability to fall back asleep, need for external aids to resume sleep, oversleeping or trouble getting out of bed, and reduced concentration during the day.

Candidate names

Sentence counts by range

Dataset representation

Anchor definitions