TABLE 1.
Baseline Demographic and Clinical Characteristics of Participants by Polarity
| Unipolar | Bipolar | |
|---|---|---|
| N | 501 | 435 |
| # (%) Female | 294 (58.7%) | 250 (57.5%) |
| Age, Mean (SD) a | 39.9 (15.0) | 36.3 (13.2) |
| Educational Level, # (%) b | ||
| Without Diploma | 100 (20.1%) | 53 (12.2%) |
| High School Grad | 141 (28.3%) | 115 (26.4%) |
| Some College | 137 (27.5%) | 147 (33.8%) |
| College Graduate | 120 (24.1%) | 120 (27.6%) |
| Marital Status, # (%) c | ||
| Married | 240 (47.9%) | 148 (34.0%) |
| Divorced/Separated | 78 (15.6%) | 99 (22.8%) |
| Never Married | 158 (31.5%) | 178 (40.9%) |
| Widowed | 25 (5.0%) | 10 (2.3%) |
| Prior Suicide Attempt d | 144 (28.7%) | 167 (38.4%) |
| Multiple Prior Attempts e | 61 (12.2%) | 79 (18.2%) |
| Prior Severe Attempt f | 71 (14.2%) | 107 (24.6%) |
The above table outlines baseline and demographic information obtained from participants on intake from the Schedule for Affective Disorders and Schizophrenia (SADS) and Personal History of Depressive Disorders (PHDD). Differences in suicide attempts are not significant after controlling for age of onset.
a
t=3.8, df=933, p<0.0001
b
X2=13.2, df=3, p<0.005
c
X2=27.4, df=3, p<0.0001
d
X2=9.8, df=1, p<0.002
e
X2=6.6, df=1, p<0.02
f
X2=16.4, df=1, p<0.0001