Table 1.
Demographic characteristics of the sample.
| SSD with Catatonia | SSD without Catatonia | Statistic | p = | Healthy Controls | Statistic | p = | |
|---|---|---|---|---|---|---|---|
| Sex, M/F | 32/11 | 35/8 | χ2 = 0.27 | 0.6 | 64/22 | χ2 = 0.86 | 0.65 |
| Age, Years | 27.4 (8.15) | 27.9 (6.63) | t(84) = 0.35 | 0.73 | 29.9 (9.24) | F(2, 169) = 1.59 | 0.21 |
| Education | 12.9 (1.90) | 13.3 (1.88) | t(84) = 0.55 | 0.57 | 13.8 (1.70) | F(2, 173) = 3.39 | 0.04 |
| Parent Education | 14.6 (2.43) | 15.4(3.16) | t(84) = 1.62 | 0.12 | 14.6 (2.46) | F(2,173) = 2.01 | 0.14 |
| Schizophrenia Spectrum Diagnosis | |||||||
| Schizophrenia | 17 | 10 | χ2 = 2.95 | 0.23 | – | – | – |
| Schizoaffective disorder | 2 | 4 | |||||
| Schizophreniform | 24 | 29 | |||||
| CPZ | 351.0 (186.0) | 386 (199.0) | t(69) = 0.61 | 0.54 | – | – | – |
| Benzodiazepine, Y/N | 24/19 | 8/35 | t(84) = 2.04 | 0.04 | – | – | – |
| PANSS | |||||||
| Positive Mean (SD) | 17.2 (8.04) | 19.3 (6.68) | t(84) = 1.40 | 0.16 | – | – | – |
| Negative Mean (SD) | 18.5 (8.35) | 15.4 (6.36) | t(84) = 1.92 | 0.06 | – | – | – |
| General Mean (SD) | 32.4 (8.17) | 31.8 (7.42) | t(84) = 0.28 | 0.78 | – | – | – |
| Total Mean (SD) | 68.0 (19.2) | 66.5 (15.1) | t(84) = 0.34 | 0.73 | – | – | – |
| Scan Procedure | |||||||
| NCT00762866 | 7 | 9 | – | – | 25 | χ2 = 3.44 | 0.49 |
| R01MH070560 | 10 | 10 | – | – | 19 | – | – |
| R01MH102266 | 26 | 24 | – | – | 42 | – | – |