Table 1.
Clinical and Demographic Characteristics
| Characteristic | SCZ/SCAD (n = 51) | BPAD (n = 23) | MDD (n = 43) | HC (n = 88) |
|---|---|---|---|---|
| Age M (SD) | 43.6 (12.7) | 46.6 (12.4) | 44.3 (13.6) | 35.6 (10.4) |
| Sex (male) n (%) | 33 (64.7) | 12 (52.2) | 22 (51.2) | 40 (45.5) |
| Current substance abuse n (%) | 1 (2.0) | 1 (4.3) | 5 (11.6) | 0 (.0) |
| Current antipsychotic use n (%) | 45 (88.2) | 15 (65.2) | 9 (20.9) | 0 (.0) |
| Smoking status n (%) | 13 (25.5) | 7 (30.4) | 10 (23.3) | 3 (3.4) |
| Race | ||||
| Caucasian n (%) | 37 (72.5) | 18 (78.3) | 35 (81.4) | 63 (71.6) |
| African American n (%) | 6 (11.8) | 4 (17.4) | 4 (9.3) | 10 (11.4) |
| Asian n (%) | 5 (9.8) | 1 (4.3) | 3 (7.0) | 10 (11.4) |
| American Indian/Alaskan n (%) | 2 (3.9) | 0 (.0) | 1 (2.3) | 1 (1.1) |
| Other n (%) | 1 (2.0) | 0 (.0) | 0 (.0) | 4 (4.5) |
| Clinical measure M (SD) | ||||
| IQ | 92 (14.1) | 96 (18.7) | 105.8 (18) | 107.7 (15.5) |
| PANSS–Positive | 16.04 (6.2) | |||
| PANSS–Negative | 22.8 (5.2) | |||
| PANSS–General | 31.9 (6.7) | |||
| PANSS–Total score | 70.8 (14.7) | |||
| IDS-SR | 16.5 (12.1) | 30.2 (17.5) | 26.9 (15.5) | 4.0 (3.7) |
| Lnh | 1.07 (2.19) | 1.84 (2.33) | .84 (1.94) | .40 (1.28) |
Note. SCZ/SCAD = schizophrenia/schizoaffective disorder; BPAD = bipolar affective disorder; MDD = major depressive disorder; HC = healthy control; IQ = intelligence quotient; PANSS = Positive and Negative Syndrome Scale; IDS-SR = Inventory of Depressive Symptomatology–Self-Report; Lnh = the natural log of the hyperbolic discounting rate for probability, h.