Table 1.
Participant characteristics and parameter estimates from the winning pruning ‘rho’ model
| Participant characteristics | Healthy individuals | Depressed individuals |
|---|---|---|
| N | 31 | 30 |
| Gender (M/F) | 15/16 | 15/15 |
| Age (years) | 30.42 (10.80) | 33.82 (10.44) |
| Education (years) | 14.38 (2.94) | 15.43 (2.51) |
| IQ | 108.00 (14.79) | 114.55 (7.37) |
| BDI | 3.00 (4.61) | 25.44 (7.48) |
| Trait anxiety | 14.71 (8.16) | 32.88 (9.74) |
| State anxiety | 10.19 (7.53) | 23.44 (11.39) |
| Number of depressive episodes | – | 15.56 (13.42) |
| Current episode length (months) | – | 3.64 (4.91) |
| No. of days depressed within past 2 weeks | – | 10.63 (2.86) |
| Number of suicide attempts | – | 0.55 (1.21) |
| Parameter estimates | ||
| γS | 0.630 (0.14) | 0.617 (0.19) |
| γG | 0.123 (0.04) | 0.136 (0.05) |
| Rho −140 | −2.600 (1.12) | −2.378 (0.97) |
| Rho −20 | −0.006 (0.05) | 0.011 (0.05) |
| Rho +20 | 1.510 (0.78) | 1.520 (0.79) |
| Rho +140 | 7.252 (3.48) | 7.340 (3.05) |
All values expressed as means (s.d.), except for no. of subjects (N) and gender.