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. Author manuscript; available in PMC: 2009 Nov 20.
Published in final edited form as: Psychosom Med. 2009 Jun 26;71(6):598–606. doi: 10.1097/PSY.0b013e3181acee26

TABLE 2.

Baseline Demographic and Clinical Characteristics of Participants by Diagnosis

Demographic/Clinical Characteristics Bipolar I Bipolar II
N=288 # (%) N=147 #(%)
Age, mean (median; SD) 36.7 (34; 13.1) 35.7 (31; 13.4)
Age of onset (median; SD) 23.1 (21; 9.2) 22.1 (20; 9.6)
Femalea 154 (53%) 96 (65%)
Inpatientb 261 (91%) 98 (67%)
Lowest Global Assessment Scalec, f 31 (31; 11) 36 (35; 10)
Marital Statusf
 Married 92 (32%) 56 (38%)
 Divorced/separated 61 (21%) 38 (26%)
 Single 127 (44%) 51 (35%)
 Widowed 8 (3%) 2 (1%)
Educational Levelf
 Without Diploma 30 (10%) 23 (16%)
 High School Graduate 73 (25%) 42 (29%)
 Some College 105 (36%) 42 (29%)
 College Graduate 80 (28%) 40 (27%)
Incomef
 Unknown 12 (4%) 6 (4%)
 Less than $10,000 103 (36%) 45 (31%)
 $10,000 to less than $22,000 97 (34%) 55 (37%)
 $22,000 to less than $34,000 45 (15%) 20 (14%)
 $34,000 or greater 31 (11%) 21 (14%)
Medical Historyf
 Diabetes Mellitus 14 (5%) 3 (2%)
 Hypertension 37 (13%) 20 (14%)
 Heart valve abnormalityd 13 (5%) 14 (10%)
 Myocardial Infarction 8 (3%) 3 (2%)
 Medical/Surgical Hospitalizatione 211 (76%) 129 (88%)
Co-occuring Psychiatic Diagnosesf
 Alcohol abuse 90 (28%) 40 (27%)
 Drug abuse 22 (8%) 18 (12%)
 Generalized anxiety disorder 13 (5%) 7 (5%)
 Obsessive-compulsive disorder 6 (2%) 4 (3%)
 Panic disorder 9 (3%) 6 (4%)
 Phobic disorder 11 (4%) 12 (8%)
a

X2=5.6, df=1, p<0.02;

b

X2=38.7, df=1, p<0.001;

c

t=4.4, df=433, p<0.001

d

X2=12.0, df=1, p<0.001;

e

X2=3.9, df=1, p<0.05;

f

Assessed at intake