Table 1.
Demographic Characteristics and Baseline Clinical and Physical Health and Functioning Data
| Bipolar Group (n = 32) |
Healthy Group (n = 36) |
Statistical difference values |
|
|---|---|---|---|
| Mean age in years (SD) | 34.7 (10.5) | 33.3 (12.6) | t = .492, p =.624 |
| Gender | χ2(1) = 1.63, p = .442 | ||
| Male | 12 | 17 | |
| Female | 20 | 19 | |
| Race/Ethnicity (N) | χ2(5) = 10.44, p = .064 | ||
| African American | 3 | 1 | |
| Asian | 3 | 12 | |
| Hispanic | 3 | 6 | |
| Native American | 1 | 0 | |
| Caucasian | 20 | 17 | |
| Biracial/Other | 2 | 0 | |
| Marital Status (N) | χ2(2) = 14.30, p =.001 | ||
| Single | 22 | 19 | |
| Married/Live-in partner | 1 | 14 | |
| Divorced/separated/widowed | 9 | 3 | |
| Annual Household Incomea (N) | χ2(4) = 3.71, p =.447 | ||
| Less than $25,000 | 8 | 12 | |
| $25,000–50,000 | 14 | 12 | |
| $50,000–75,000 | 2 | 5 | |
| $75,000–100,000 | 5 | 2 | |
| Over $100,000 | 3 | 2 | |
| Employment Status (N) | χ2(3) = 1.40, p =.705 | ||
| Full-time | 10 | 15 | |
| Part-time | 10 | 8 | |
| Unemployed/Retired | 7 | 6 | |
| Student | 5 | 7 | |
| Mean Symptom Values (SD) | |||
| Depressive Symptoms (IDS-C)b | 8.6 (4.7) | 2.2 (1.9) | t = 4.0, p <.001 |
| Manic Symptoms (YMRS)b | 3.2 (3.0) | .7 (1.3) | t = 4.1, p <.001 |
| Mean Somatotherapy Index Score (SD) | 1.8 (1.4) | -- | |
| Means of physical functioning values (SD)c | |||
| SF-36 physical health | 58.2 (11.2) | 65.9 (4.8) | t = 3.05, p =.004 |
| SF-36 physical functioning | 92 (14) | 99 (3) | t = 2.41, p =.020 |
| SF-36 physical role functioning | 33.6 (8.3) | 38.5 (4.2) | t = 2.58, p =.013 |
Note.
a
Three healthy group cases missing annual household income.
b
One healthy group case missing depressive and manic symptom scores.
c
Bipolar Group N = 28, Healthy Group N = 23.
IDS-C = Inventory of Depressive Symptomatology – Clinician Rating; YMRS = Young Mania Rating Scale