Table 1: Mean (sd) demographics and clinical measures of study participants.
SES, socioeconomic status; CPZ, chlorpromazine equivalents; ER40, Penn Emotion Recognition Task-40 Faces, PANSS, Positive and Negative Scale for Schizophrenia; SIPS/SOPS, Structured Interview for Prodromal Syndromes/Scale of Prodromal Symptoms; MATRICS domains: SoP, Speed of Processing; AV, Attention Vigilance; WM, Working Memory. VerL, Verbal Learning, VisL, Visual Learning; RPS, Reasoning and Problem Solving.
| Schizophrenia | Control | Attenuated psychosis | Young control | |
|---|---|---|---|---|
| (N=63) | (N=44) | (N=32) | (N=23) | |
| Age | 41.2 (11.2) | 33.3 (7.5) | 21.9 (3.7) | 24.6 (4.4) |
| Gender (F/M) | 13/50 | 14/30 | 12/20 | 12/11 |
| Years of Education | 12.5 (2.3) | 14.7 (1.9) | 13.1 (2.2) | 15.4 (2.1) |
| Quick IQ | 97.7 (8.8) | 102.5 (11.1) | 97.3 (13.1) | |
| Participant SES | 25.1 (9.3) | 36.5 (12.0) | 31.8 (12.4) | 40.7 (12.8) |
| Parental SES | 47.0 (13.7) | 44.3 (14.8) | 45.6 (11.7) | 49.4 (12.8) |
| Illness Duration (yrs) | 20.5 (9.5) | -- | -- | -- |
| CPZ Equiv. | 754.5 (717.8) | -- | -- | -- |
| ER40 | 28.0 (5.6) | 34.9 (2.3) | 34.0 (2.9) | 34.6 (2.5) |
| PANSS (positive) | 12.0 (4.3) | -- | -- | -- |
| PANSS (negative) | 15.3 (5.3) | -- | -- | -- |
| SIPS/SOPS (positive) | -- | -- | 14.1 (4.1) | -- |
| SIPS/SOPS (negative) | -- | -- | 17.6 (6.3) | -- |
| SIPS/SOPS (disorganization) | -- | -- | 12.5 (4.6) | -- |
| SIPS/SOPS (general) | -- | -- | 11.1 (3.6) | -- |
| MATRICS (SoP) | 33.0 (11.9) | -- | 43.2 (11.9) | -- |
| MATRICS (AV) | 35.4 (13.8) | -- | 42.6 (9.7) | -- |
| MATRICS (WM) | 35.9 (12.8) | -- | 43.9 (9.4) | -- |
| MATRICS (VerL) | 36.7 (7.5) | -- | 45.8 (8.3) | -- |
| MATRICS (VisL) | 36.6 (13.4) | -- | 45.6 (8.8) | -- |
| MATRICS (RPS) | 40.2 (11.2) | -- | 41.3 (11.6) | -- |