Normal & Abnormal Sleep

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→ Difficulty getting to or staying asleep; non-restorative; affecting functioning (> 3 days per week, > 1/12 )

→ Sleep onset latency (SOL) (> 30 mins)

→ Wake after sleep onset (WASO) (> 30 mins)

→ Total sleep time (TST) (<6; >9 hours) [vs. Time in bed]

→ Sleep efficiency (SE) (<85%)

Sleep diaries can be used to rapidly assess the extent and nature of patients’ insomnia.

DSM-V characterises the following symptoms in adults:

→ Difficulty initiating sleep; in children this may be manifested as difficulty initiating sleep without caregiver intervention

→ Difficulty maintaining sleep characterized by frequent awakenings or   problems returning to sleep after awakenings (in children this may be manifested as difficulty returning to sleep without caregiver intervention)

→ Early morning awakening with inability to return to sleep

→ Non restorative sleep 

Sleep diaries recorded over a period of 7 to 14 days by the patient can be used to measure the following sleep quality indicators:

→ Difficulty getting to or staying asleep; non-restorative; affecting functioning (> 3 days per week, > 1/12 )

→ Sleep onset latency (SOL) (> 30 mins)

→ Wake after sleep onset (WASO) (> 30 mins)

→ Total sleep time (TST) (<6; >9 hours) [vs. Time in bed]

→ Sleep efficiency (SE) (<85%)