Table 3.
Correlations of Maryland Trait and State Depression (MTSD)—State and Trait Scores With Other Clinical Measures in Schizophrenia and Nonpsychotic Control Groups, Including Brief Psychiatric Rating Scale (BPRS) Total Score and Depression Subscale, Brief Negative Symptoms Scale (BNSS) Total Score and Subscales for Emotional Expressivity (BNSS-EE) and Motivation and Pleasure (BNSS-MP), Chlorpromazine Equivalent Dose of Antipsychotic Medication (CPZ), and Profile Of Mood States (POMS) Depression Subscale
| MTSD- Trait | BPRS Total | BNSS Total | BNSS-MP | BNSS-EE | BPRS Depression | POMS Depression | CPZ | |
|---|---|---|---|---|---|---|---|---|
| Schizophrenia | ||||||||
| MTSD-state | .65** | .22* | .07 | .12 | −.01 | .30** | .37** | −.03 |
| MTSD-trait | — | .22* | −.06 | .01 | −.13 | .41** | .41** | −.06 |
| Control | ||||||||
| MTSD-state | .69** | .65** | .50** | .57** | .21* | .71** | .46 | — |
| MTSD-trait | — | .53** | .36** | .38** | .20* | .60** | .45 | — |
Note: *P < .05 and **P < .01.