Table 1.
Baseline characteristics of CET and TAU participants with schizophrenia who misuse alcohol and/or cannabis presented as N (%) or M (SD).
| Characteristic | Total (n = 14) | CET (n = 10) | TAU (n = 4) | pa |
|---|---|---|---|---|
| Age (years) | 38.7 (13.26) | 41.20 (13.65) | 32.50 (11.45) | 0.285 |
| Sex (male) | 8 (57%) | 6 (60%) | 2 (50%) | 1.00 |
| Race: Caucasian | 7 (50%) | 6 (60%) | 1 (25%) | |
| African-American | 6 (43%) | 4 (40%) | 2 (50%) | 0.271 |
| Asian | 1 (7%) | – | 1 (25%) | |
| IQ | 101.43 (11.69) | 102.70 (13.6) | 98.25 (4.27) | 0.541 |
| Attended college | 11 (79%) | 8 (80%) | 3 (75%) | 0.728 |
| Education (years) | 14.50 (1.61) | 14.6 (1.65) | 14.25 (1.71) | 1.00 |
| Not employed | 11 (79%) | 7 (70%) | 4 (100%) | 0.505 |
| Illness length (years) | 14.93 (10.38) | 15.50 (10.52) | 13.5 (11.45) | 0.759 |
| BPRS total | 42.93 (10.26) | 40.90 (7.77) | 48.0 (15.08) | 0.258 |
| ASI: alcohol | 4.5 (2.68) | 4.40 (3.10) | 4.75 (1.50) | 0.835 |
| ASI: drug | 3.14 (2.14) | 3.0 (2.49) | 3.50 (1.00) | 0.710 |
| Principle diagnosis | ||||
| Schizophrenia | 10 (71%) | 8 (80%) | 2 (50%) | |
| Schizoaffective | 4 (29%) | 2 (20%) | 2 (50%) | 0.520 |
| Substance abuse or dependence diagnosis | 12 (86%) | 9 (90%) | 3 (75%) | 0.505 |
| Alcohol dependence | 7 (50%) | 5 (50%) | 2 (50%) | 1.00 |
| Alcohol abuse | 2 (14%) | 2 (20%) | – | 1.00 |
| Cannabis dependence | 7 (50%) | 5 (50%) | 2 (50%) | 1.00 |
| Cannabis abuse | 1 (7%) | – | 1 (25%) | 0.286 |
| Daily substance use among active users | ||||
| Alcohol use occasions per day | 2.15 (2.39) | 2.59 (2.42) | 1.07 (2.14) | 0.301 |
| Cannabis use occasions per day | 0.34 (0.85) | 0.48 (0.98) | – | 0.363 |
| Antipsychotic medication | ||||
| Atypical | 11 (79%) | 7 (70%) | 4 (100%) | 0.505 |
| Typical | 3 (21%) | 3 (30%) | – | |
| Dose (CPZ equivalent) | 449.52 (360.69) | 402.67 (370.68) | 566.67 (354.86) | 0.464 |
| Adherent | 13 (93%) | 9 (90%) | 4 (100%) | 1.00 |
| MSCEIT total score | ||||
| Baseline | 87.33 (14.98) | 85.94 (14.27) | 90.82 (18.40) | 0.602 |
| Posttreatment | 91.17 (15.53) | 92.19 (14.98) | 88.61 (18.96) | 0.713 |
| ER-40 correct response | ||||
| Baseline | 32.29 (3.45) | 31.90 (3.96) | 33.25 (1.71) | 0.530 |
| Posttreatment | 33.18 (3.05) | 33.35 (3.54) | 32.75 (1.50) | 0.754 |
ASI, Addiction Severity Index; BPRS, Brief Psychiatric Rating Scale; CPZ, chlorpromazine, MSCEIT, The Mayer–Salovey–Caruso Emotional Intelligence Test; ER-40, Penn Emotion Recognition Test-40.
aResults from independent sample t-tests or Fisher’s exact tests, two-tailed.