Table 1.
Demographic, Clinical and Personality Characteristics in Each Diagnostic Group
| Variable | SCZ Groupa (n=71) | BD Groupa (n=56) | t/Mann-Whitney U | p |
|---|---|---|---|---|
|
| ||||
| Age, M (SD) | 41.11 (11.26) | 45.71 (12.40) | −2.19 | .031 |
| Male, n (%) | 50 (70%) | 40 (71%) | 1968.00 | .902 |
| Income, M (SD)b | 2.29 (1.26) | 2.95 (1.46) | −2.66 | .009 |
| Caucasian, n (%) | 39 (55%) | 45 (80%) | 7.16 | .007 |
| Number of Comorbid Axis I Dxsc | 1.61 (0.98) | 1.57 (1.26) | 0.17c | .870 |
|
| ||||
| BPRS Factors | ||||
| Positive Sxs | 2.85 (1.32) | 1.64 (0.88) | 6.15c | < .001 |
| Negative Sxs | 1.99 (1.18) | 1.49 (0.75) | 2.89c | .005 |
| Disorganization | 2.01 (0.76) | 1.82 (0.63) | 1.53 | .128 |
| Mania | 1.29 (0.70) | 1.54 (0.82) | −1.82 | .071 |
| Depression/Anxiety | 2.18 (0.96) | 2.46 (1.19) | −1.50 | .137 |
|
| ||||
| OPCRIT Factors | ||||
| Reality Distortion | 4.13 (2.16) | 1.66 (2.11) | 6.50 | < .001 |
| Negative Sxs | 1.37 (1.19) | 0.82 (0.88) | 2.98c | .004 |
| Disorganization | 3.99 (2.02) | 2.45 (2.48) | 3.86 | < .001 |
| Mania | 1.70 (2.98) | 8.57 (1.45) | −17.02c | < .001 |
| Depression | 3.51 (3.29) | 6.25 (2.76) | −5.11c | < .001 |
|
| ||||
| MPQ Factors | ||||
| PEM | 63.20 (14.00) | 62.86 (18.56) | 0.11c | .910 |
| Agentic PEM | 53.92 (12.93) | 56.34 (15.00) | 0.98 | .330 |
| Communal PEM | 56.42 (15.06) | 54.68 (18.94) | 0.56c | .575 |
| NEM | 46.56 (19.82) | 39.66 (17.38) | 2.06 | .042 |
| Agentic NEM | 44.90 (16.30) | 42.39 (12.89) | 0.97c | .335 |
| Alienated NEM | 55.41 (21.36) | 47.23 (18.57) | 2.31c | .023 |
| Constraint (CON) | 80.70 (11.68) | 78.66 (12.90) | 0.94 | .352 |
|
| ||||
| SPQ Factors | ||||
| Cognitive-Perceptual | 14.87 (9.12) | 9.39 (7.05) | 3.82c | < .001 |
| Interpersonal | 15.79 (7.84) | 13.05 (7.12) | 2.03 | .044 |
| Disorganization | 7.38 (4.98) | 5.93 (4.33) | 1.73 | .087 |
a
BD group includes participants with bipolar disorder and schizoaffective disorder-bipolar type diagnoses, whereas SCZ group includes participants with schizophrenia and schizoaffective disorder-depressive type diagnoses.
b
Income level of 2 = $10,000–20,000; 3 = $20,000–30,000;
c
Most common comorbid diagnosis was substance dependence, in remission;
BPRS=Brief Psychiatric Rating Scale; MPQBF=Multidimensional Personality Questionnaire—Brief Form; OPCRIT=Operational Criteria Checklist for Psychoses and Affective Illness; SPQ= Schizotypal Personality Questionnaire; Sxs=symptoms.