ICSD-3 criteria for NREM parasomnias
| Disorders of arousal# | Recurrent episodes of incomplete arousal from sleep: |
| Usually occurring during the first third of the major sleep period | |
| The individual may appear confused or disorientated for several minutes after the episode | |
| Inappropriate or absent responsiveness | |
| Limited or no associated dream imagery | |
| Partial or complete amnesia for the episode | |
| The episode is not better explained by another sleep disorder, mental disorder, medical disorder, or substance or medication use |
#: confusional arousals, sleepwalking, sleep terrors. Information from [1].