Table 1.
Demographic and Clinical Characteristics of the Overall Sample
| FEP (n = 97) | SAP (n = 64) | MAP (n = 25) | HC (n = 98) | |
|---|---|---|---|---|
| Mean (SD)/ n | Mean (SD)/ n | Mean (SD)/ n | Mean (SD)/ n | |
| Age (y) | 22.45 (4.25) | 22.41 (4.15) | 23.52 (4.63) | 23.17 (3.78) |
| Sex (men:women) | 72:25 | 49:15 | 16:9 | 43:55 |
| Education level (y) | 13.25 (2.44) | 13.11 (2.34) | 14.00 (2.78) | 14.66 (2.04) |
| Pack-days | 0.08 (0.19) | 0.10 (0.22) | 0.04 (0.14) | 0.01 (0.05) |
| Illness duration (mo) | 14.02 (11.04) | 15.73 (11.40) | 11.88 (9.74) | — |
| Age of onset (y) | 21.30 (4.32) | 21.08 (4.28) | 22.56 (4.63) | — |
| Chlorpromazine equivalents | 272.52 (272.65) | 314.37 (290.51) | 179.93 (212.58) | — |
| MMSEa total score | 27.67 (2.19) | 27.48 (2.32) | 28.21 (1.79) | — |
| SANSb total score | 28.21 (20.38) | 32.77 (20.44) | 18.63 (17.60) | — |
| SAPSc total score | 14.93 (18.19) | 17.84 (17.95) | 9.67 (18.90) | — |
Note: FEP, First-Episode Psychosis; SAP, Schizophrenia-associated pyschosis; MAP, Mood-associated psychosis; HC, Healthy controls.
aMMSE, Mini-Mental State Examination.55
bSANS, Scale for the Assessment of Negative Symptoms.56
cSAPS, Scale for the Assessment of Positive Symptoms.57