Clinical feature | Confusional arousal | Sleep terror | Sleepwalking |
Age of onset | 2 to 10 years | 2 to 10 years | 5 to 10 years |
Frequency | 3 to 4 per week to 1 to 2 per month | 3 to 4 per week to 1 to 2 per month | 3 to 4 per week to 1 to 2 per month |
Peak time of occurrence | First one-third of night sleep | First one-third of night sleep | First one-third of night sleep |
Behavior during event | Whimpering, some articulation, sitting up in bed, inconsolable | Screaming, agitation, flushed face, sweating, inconsolable | Walking around the room or house, may be quiet or agitated, unresponsive to verbal commands |
Electroencephalogram findings during event | Slow-wave sleep, with rhythmic theta or delta activity | Slow-wave sleep, with rhythmic theta or delta activity | Slow-wave sleep, with rhythmic theta or delta activity |
Duration | 10 to 30 minutes | 10 to 20 minutes | 10 to 20 minutes |
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