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Clinical Course of Children and Adolescents With Bipolar Spectrum Disorders

Open access
Birmaher, Boris, Axelson, David, Strober, Michael, Gill, Mary Kay, Valeri, Sylvia, Chiappetta, Laurel, Ryan, Neal, Leonard, Henrietta, Hunt, Jeffrey, Iyengar, Satish, Keller, Martin·2006·Archives of General Psychiatry

Abstract

CONTEXT: Despite the high morbidity associated with bipolar disorder (BP), few studies have prospectively studied the course of this illness in youth. OBJECTIVE: To assess the longitudinal course of BP spectrum disorders (BP-I, BP-II, and not otherwise specified [BP-NOS]) in children and adolescents. DESIGN: Subjects were interviewed, on average, every 9 months for an average of 2 years using the Longitudinal Interval Follow-up Evaluation. SETTING: Outpatient and inpatient units at 3 university centers. PARTICIPANTS: Two hundred sixty-three children and adolescents (mean age, 13 years) with BP-I (n = 152), BP-II (n = 19), and BP-NOS (n = 92). MAIN OUTCOME MEASURES: Rates of recovery and recurrence, weeks with syndromal or subsyndromal mood symptoms, changes in symptoms and polarity, and predictors of outcome. RESULTS: Approximately 70% of subjects with BP recovered from their index episode, and 50% had at least 1 syndromal recurrence, particularly depressive episodes. Analyses of weekly mood symptoms showed that 60% of the follow-up time, subjects had syndromal or subsyndromal symptoms with numerous changes in symptoms and shifts of polarity, and 3% of the time, psychosis. Twenty percent of BP-II subjects converted to BP-I, and 25% of BP-NOS subjects converted to BP-I or BP-II. Early-onset BP, BP-NOS, long duration of mood symptoms, low socioeconomic status, and psychosis were associated with poorer outcomes and rapid mood changes. Secondary analyses comparing BP-I youths with BP-I adults showed that youths significantly more time symptomatic and had more mixed/cycling episodes, mood symptom changes, and polarity switches. CONCLUSIONS: Youths with BP spectrum disorders showed a continuum of BP symptom severity from subsyndromal to full syndromal with frequent mood fluctuations. Results of this study provide preliminary validation for BP-NOS.

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Metadata

Authors
Birmaher, B., Axelson, D., Strober, M., Gill, M. K., Valeri, S., Chiappetta, L., Ryan, N., Leonard, H., Hunt, J., Iyengar, S., & Keller, M.
Venue
Archives of General Psychiatry
Published
2006-02-01
Volume
63
Issue
2
Pages
175
ISSN
0003-990X (ISSN-L)
OpenAlex
W2158521887
Cited by
655
References
13
FWCI
33.54
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Clinical Course of Children and Adolescents With Bipolar Spectrum Disorders. https://app.cochat.ai/papers/10.1001/archpsyc.63.2.175
The paper
Birmaher, B., Axelson, D., Strober, M., Gill, M. K., Valeri, S., Chiappetta, L., Ryan, N., Leonard, H., Hunt, J., Iyengar, S., & Keller, M. (2006). Clinical Course of Children and Adolescents With Bipolar Spectrum Disorders. Archives of General Psychiatry. https://doi.org/10.1001/archpsyc.63.2.175

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