Heterogeneous early illness courses of Korean patients with bipolar disorders: replication of the staging model

BMC Psychiatry

Table 1 Sociodemographic and clinical characteristics of patients with BD (N = 136)

Characteristic	N (%)	Mean (SD)[range]
Gender
Male	40 (29.4%)
Female	96 (70.6%)
Parental diagnosis of bipolar disorder	6 (4.4%)
Marital status	34 (25.0%)
Education level
Middle school	2 (1.5%)
High school	22 (16.2%)
Some college	112 (82.4%)
Working status, employed	96 (70.6%)
Diagnosis
BD-I	62 (45.6%)
BD-II	74 (54.4%)
Comorbidity
Panic disorder	42 (31.1%)
Alcohol-related disorders	14 (10.4%)
Bulimia nervosa	12 (8.9%)
GAD	11 (8.1%)
OCD	9 (6.7%)
Social phobia	9 (6.7%)
Agoraphobia	8 (5.9%)
Anorexia nervosa	2 (1.5%)
Number of hospitalizations
0	40 (29.9%)
1	47 (35.1%)
≥ 2	47 (35.1%)
Age at onset, years		20.0 (7.0) [8.0–46.0]
Medication age, years		24.7 (7.4) [15.0–50.0]
Duration of illness, years		11.1 (7.7) [1.0–38.0]
PAI-BPD total score^a		58.3 (14.0) [29.0–91.0]

BD Bipolar Disorder, GAD Generalized Anxiety Disorder, OCD Obsessive-Compulsive Disorder
^aself-reported

ISSN: 1471-244X