Mixed hypomania in 908 patients with bipolar disorder evaluated prospectively in the Stanley Foundation Bipolar Treatment Network - A sex-specific phenomenon
Mixed hypomania in 908 patients with bipolar disorder evaluated prospectively in the Stanley Foundation Bipolar Treatment Network - A sex-specific phenomenon
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DOI:
10.1001/archpsyc.62.10.1089
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发表时间:
2005-10-01
影响因子:
--
通讯作者:
Post, RM
中科院分区:
文献类型:
--
作者:
Suppes, T;Mintz, J;Post, RM
Context: The prevalence of depressive symptoms co-occurring with hypomanic symptoms has not been quantified. Whether there is a greater likelihood for women to experience mixed symptoms has not been resolved.Objectives: To determine whether mixed hypomania is observed more frequently than euphoric hypomania and whether a sex effect exists in patients with bipolar disorder.Setting: Academic research settings in the United States (4 sites) and Europe (3 sites).Participants: Subjects were enrolled in a naturalistic prospective study after providing written informed consent.Main Outcome Measures: Mixed hypomania was defined at a given visit as a Young Mania Rating Scale score of 12 or higher and an Inventory of Depressive Symptomatology-Clinician-Rated Version score of 15 or higher. Given partial overlap of items from these scales, exploratory analyses were completed assessing instrument overlap affecting the findings.Results: In 908 patients, 14 328 visits over 7 years were evaluated. Patients with bipolar I disorder were significantly more likely to experience hypomania than those with bipolar 11 disorder. Of all 1044 visits by patients with hypomanic symptoms, 57% met criteria for mixed hypomania. The likelihood of depression was significantly greater for women during hypomania (P