TABLE 8.
Parametric and smooth terms for the best‐fitting brain‐behavioural models.
| Parametric coefficients | Left preSMA‐STN and sigma.true | Left IFG‐preSMA and tauS | Right IFG‐STN and tauS | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Est. (SE) | t | p | Est. (SE) | t | p | Est. (SE) | t | p | |
| Intercept | 123.58 (11.11) | 11.10 | <.001 | 124.58 (13.58) | 9.17 | <.001 | 129.40 (13.48) | 9.60 | <.001 |
| FC (log) slope | −20.33 (2840.20) | −0.01 | .99 | 7189.68 (3419.69) | 2.10 | .04 | −4684.68 (2273.08) | −2.06 | .04 |
| SES_c | −0.12 (0.09) | −1.28 | .20 | −0.27 (0.10) | −2.65 | .01 | −0.20 (0.10) | −1.89 | .06 |
| Group | −19.42 (8.09) | −2.40 | .02 | −12.58 (9.01) | −1.40 | .16 | −16.20 (9.22) | −1.76 | .08 |
| med | −2.27 (10.85) | −0.21 | .83 | −22.02 (12.29) | −1.79 | .07 | −23.20 (12.55) | −1.85 | .07 |
| Sex | 11.35 (8.14) | 1.39 | .16 | 3.24 (9.12) | 0.36 | .72 | 9.76 (9.30) | 1.05 | .30 |
| Scanner | 6.09 (10.34) | 0.59 | .56 | 15.56 (14.01) | 1.11 | .27 | 5.86 (13.51) | 0.43 | .66 |
| Smooth terms | Edf (Ref.df) | F | p | Edf (Ref.df) | F | p | Edf (Ref.df) | F | p |
|---|---|---|---|---|---|---|---|---|---|
| s(age_c) | 1.00 (1.00) | 7.20 | .01 | 1.66 (2.01) | 5.37 | .01 | 1.34 (1.58) | 5.22 | .01 |
| age_c × FC (log) slope | 1.68 (1.99) | 5.72 | .01 | – | – | – | – | – | – |
| s(SID) | 66.23 (142.00) | 1.00 | <.01 | 36.51 (142.00) | 0.36 | .02 | 45.27 (142.00) | 0.49 | <.001 |
Note: Est.: estimated regression parameter; SE: standard error; edf: estimated degrees of freedom; Ref.df: reference degrees of freedom; p: p value; FC (log) slope: slope of FC; s(age_c): smoothed mean‐centred age; SES_c: mean‐centred SES; med: medication status; sex: Males and Females; s(SID): subject ID entered as a random effect; scanner: ordered factor of scanner type; age_c × FC (log) slope: age × FC (log) slope interaction. Bold indicates significance.