Table 7.
PSG findings
| CA/SW | ST | SRED | RBD | ISP | |
|---|---|---|---|---|---|
| Behavior | Disorientation, attempts to leave the bed, nondistressed | Screams, distressed, inconsolable | Eating | Dream enactment repetitive movements | Paralysis |
| Provoking maneuvers | Sleep deprivation with sudden arousal from N3 | Sleep deprivation | Sleep deprivation food at bedside | None | Sleep deprivation |
| Originates | NREM | NREM | NREM | REM | REM |
| Reversible | - | - | - | + | + |
| NREM instability | + | + | + | - | - |
| REM atonia | + | + | + | - | + |
| Persists into wakefulness | |||||
| Other features | RLS, hypersynchronous delta | Increased HR | RLS, PLM, RMMA | Penile erection in males | Frightening dream mentation |
CA = confusional arousal; HR = heart rate; ISP = isolated sleep paralysis; NREM = nonrapid eye movement; PLM = ; RBD = REM Sleep Behavior Disorder; REM = rapid eye movement; RLS = Restless Legs Syndrome; RMMA = rhythmic masticatory muscle activity; ST = sleep terror; SRED = sleep-related eating disorder; SW = sleepwalking