Table 1.
Demographics and MEG Source Parameters
| Variable | NC* | PMD* | SD* | t-Statistic (df) | P-value |
|---|---|---|---|---|---|
| Age | 13.26 (2.0) | 13.21 (2.6) | 15.03 (2.8) | 1.30 (31) | P=0.21 |
| Handedness | 0.79 (0.17) | 0.89 (0.19) | 0.78 (0.21) | 0.52 (31) | P=0.61 |
| Education (years) | 7.33 (1.45) | 7.30 (1.27) | 8.10 (1.56) | 0.91 (31) | P=0.37 |
| Age at onset✞ | NA | 11.00 (2.52) | 9.64 (4.28) | 0.85 (16) | P=0.41 |
| L fit-interval (ms) | 17.37 (6.6) | 19.83 (5.3) | 22.50 (8.8) | 1.60 (31) | P=0.12 |
| R fit-interval (ms) | 19.81 (6.0) | 20.07 (7.5) | 21.63 (9.7) | 0.43 (31) | P=0.67 |
| L latency (ms) | 47.56 (8.6) | 50.84 (5.6) | 50.29 (6.1) | 1.80 (31) | P=0.25 |
| R latency (ms) | 46.80 (7.0) | 47.84 (6.3) | 57.02 (12.5) | 1.86 (31) | P=0.07 |
| L amplitude (nAm) | 4.39 (1.5) | 4.64 (1.5) | 5.96 (6.1) | 0.79 (31) | P=0.44 |
| R amplitude (nAm) | 4.79 (1.3) | 5.53 (2.6) | 4.87 (2.7) | 0.51 (31) | P=0.62 |
| L GOF | 97.70 (2.0) | 98.85 (0.4) | 97.59 (1.8) | 0.74 (31) | P=0.47 |
| R GOF | 98.26 (1.3) | 97.71 (1.4) | 96.85 (2.1) | 1.84 (31) | P=0.08 |
| X-asym index | -7.50 (6.5) | -2.51 (4.5) | -2.07 (10.0) | 2.06 (31) | P=0.05 |
| Y-asym index | -3.39 (8.6) | -0.05 (5.1) | -2.24 (14.2) | 0.62 (31) | P=0.54 |
| Z-asym index | -2.65 (5.4) | -0.38 (4.1) | -0.66 (11.7) | 0.80 (31) | P=0.43 |
|
| |||||
NA: Not applicable
NC: Normal controls
PMD: Psychotic mood disorder
SD: Schizophreniform disorder
t and P values reflect controls vs. patients (PMD+SD) unless otherwise specified
*
Values are mean (SD)
✞
t and P values reflect PMD vs. SD groups