VV01

ICD-11 MMS 2026-01

Sleep functions

Description

General mental functions of periodic, reversible and selective physical and mental disengagement from one's immediate environment accompanied by characteristic physiological changes.

Index terms

  • Sleep functions
  • Amount of sleep
  • Functions involved in amount of sleep
Show allHide
  • Onset of sleep
  • Functions involved in onset of sleep
  • Maintenance of sleep
  • Functions involved in maintenance of sleep
  • Quality of sleep
  • Functions involved in quality of sleep
  • Functions involving the sleep cycle

Excludes

  • VV00 – Energy and drive functions
  • VV02 – Attention functions
  • VV0Y – Psychomotor functions

Sibling codes

  • VV00 – Energy and drive functions
  • VV02 – Attention functions
  • VV03 – Memory functions
  • VV04 – Emotional functions
  • VV0Y – Other specified mental functions
  • VV0Z – Mental functions, unspecified

Foundation entity

Sleep functions – http://id.who.int/icd/entity/2122861806

Part of: V: Supplementary section for functioning assessment