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Rates of isolated sleep paralysis in outpatients with anxiety disorders.

Michael W Otto, Naomi M Simon, Mark Powers, Devon E Hinton, Alyson K Zalta, Mark H Pollack

Journal of Anxiety Disorders 2006 DOI: 10.1016/j.janxdis.2005.07.002 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Observational study Peer reviewed
Sample size 60
Population Outpatients with primary diagnoses of panic disorder, social anxiety disorder, or generalized anxiety disorder
Topics Anxiety
Key findings The overall rate of isolated sleep paralysis was 19.7%, with rates of 20.8% for panic disorder, 15.8% for generalized anxiety disorder, and 22.2% for social anxiety disorder. No link was found between depressive disorders and ISP, but anxiety comorbidity was significantly associated with higher ISP rates.

Abstract

Initial research suggests that rates of isolated sleep paralysis (ISP) are elevated in individuals with panic disorder and particularly low in individuals with other anxiety disorders. To further evaluate these findings, we examined rates of ISP in a sample outpatients with primary diagnoses of panic disorder (n=24), social anxiety disorder (n=18), or generalized anxiety disorder (n=18). We obtained an overall rate of ISP of 19.7%; rates for patients with panic disorder (20.8%) fell between those with generalized anxiety disorder (15.8%) and social phobia (22.2%). Analysis of comorbidities failed to provide evidence of link between depressive disorders and ISP, but did indicate a significant association between anxiety comorbidity and higher rates of ISP. Results are discussed relative to other variables predicting variability in the occurrence of ISP.

Comparable studies

Other observational and cohort studies on anxiety, most cited first.

Study Year Design Participants
Effectiveness of a meditation-based stress reduction program in the treatment of anxiety disorders Patients with generalized anxiety disorder or panic disorder with or without agoraphobia 1992 Observational cohort n = 22
Antidepressant effects of a single dose of ayahuasca in patients with recurrent depression: a preliminary report Patients with a depressive disorder 2015 Observational study
Patterning of Cognitive and Somatic Processes in the Self-Regulation of Anxiety: Effects of Meditation versus Exercise Regular practitioners of physical exercise or meditation 1978 Retrospective study n = 77
Dynamic coupling of whole-brain neuronal and neurotransmitter systems Healthy humans 2020 Observational study
Psychedelics not linked to mental health problems or suicidal behavior: A population study Randomly selected United States adults 2015 Observational cohort n = 135,095

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