Table 1.
Variable.a | Schizophrenia (N=206) | Schizoaffective Disorder (N = 131) | Psychotic Bipolar Disorder (N=146) | |||
---|---|---|---|---|---|---|
N | % | N | % | N | % | |
Maleb, *** | 137 | 66.5 | 53 | 40.5 | 55 | 37.7 |
Racec | ||||||
Caucasian*** | 101 | 49 | 74 | 56.5 | 106 | 72.6 |
African American*** | 94 | 45.6 | 54 | 41.2 | 34 | 23.3 |
Other | 11 | 5.3 | 3 | 2.3 | 6 | 4.1 |
Mean | SD | Mean | SD | Mean | SD | |
Age (years) | 36.37 | 13.21 | 36.83 | 11.84 | 35.08 | 12.20 |
Education (years) | 12.77 | 2.42 | 13.04 | 2.17 | 13.97 | 2.28 |
WRAT-IV Readingd, ** | 93.90 | 15.50 | 95.67 | 14.25 | 99.92 | 13.65 |
PANSS Total Scoree, *** | 64.23 | 17.10 | 69.65 | 15.49 | 53.58 | 13.55 |
SBS Scoref, *** | 7.96 | 1.16 | 5.24 | 1.46 | 1.15 | 1.13 |
BACS Composite Scoreg, ** | −1.52 | 1.27 | −1.34 | 1.19 | −1.09 | 1.23 |
BACS Subtest Score | ||||||
Verbal Memoryg, ** | −1.00 | 1.19 | −0.82 | 1.33 | −0.55 | 1.21 |
Digit Sequencing* | −0.94 | 1.06 | −0.70 | 1.06 | −0.68 | 1.01 |
Token Motorh, * | −1.19 | 1.15 | −1.28 | 1.04 | −0.93 | 1.14 |
Verbal Fluency* | −0.87 | 1.09 | −0.59 | 1.04 | −0.65 | 1.13 |
Symbol Coding | −1.40 | 1.18 | −1.36 | 1.13 | −1.21 | 1.17 |
Tower of London | −0.63 | 1.28 | −0.55 | 1.16 | −0.31 | 1.16 |
Medications | ||||||
Total Number of All Medicationsg, ** | 4.21 | 2.57 | 4.93 | 3.35 | 5.40 | 3.63 |
Total Number of Psychotropic Medicationsi, *** | 2.51 | 1.39 | 3.30 | 1.54 | 3.40 | 1.53 |
Chlorpromazine Equivalents (mg/day)j, *** | 527.61 | 422.23 | 539.07 | 507.18 | 354.67 | 325.68 |
Total ADS Score | 2.46 | 2.37 | 2.67 | 2.21 | 2.28 | 2.04 |
P-value < 0.05;
p-value < 0.01;
p-value < 0.001
WRAT-IV Reading=Wide-Range Achievement Test 4th Edition, reading subtest; PANSS=Positive and Negative Syndrome Scale; SBS= Schizo-Bipolar Scale; BACS= Brief Assessment of Cognition in Schizophrenia; ADS=Anticholinergic Drug Scale
Disproportionate number of males across diagnostic groups
Disproportionate number of Caucasian and African-American across diagnostic groups
Psychotic bipolar > schizophrenia and schizoaffective group
Schizoaffective > schizophrenia > psychotic bipolar group
Schizophrenia > schizoaffective > psychotic bipolar group
Psychotic bipolar > schizophrenia group
Psychotic bipolar > schizoaffective group
Psychotic bipolar, schizoaffective > schizophrenia group
Schizophrenia, schizoaffective > psychotic bipolar group