Summary of demographic and clinical characteristics in patients with bipolar disorder I (n = 64) and bipolar disorder II (n = 44).

<p>The controls (n = 86) were matched for age and sex (X% female). No differences were found regarding education level between the bipolar disorder groups and the control group.</p><p>^a data from 47–64 patients</p><p>^b data from 36–44 patients</p><p>Summary of demographic and clinical characteristics in patients with bipolar disorder I (n = 64) and bipolar disorder II (n = 44).