Table 6.
RI‐CLPM, (Residual) Correlations Within Waves (n = 543)
| (T1 →) | SMU intensity | SMU problems | Attention deficit | Impulsivity | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Correlations (T1 ↓) | r | SE | p | r | SE | p | r | SE | p | r | SE | p |
| SMU intensity | 1.00 | |||||||||||
| SMU problems | .38 | .10 | < .001 | 1.00 | ||||||||
| Attention deficit | .26 | .08 | .001 | .42 | .09 | < .001 | 1.00 | |||||
| Impulsivity | .40 | .08 | < .001 | .55 | .10 | < .001 | .69 | .06 | < .001 | 1.00 | ||
| Hyperactivity | .40 | .07 | < .001 | .31 | .10 | .002 | .50 | .08 | < .001 | .63 | .06 | < .001 |
| (T2 →) | SMU intensity | SMU problems | Attention deficit | Impulsivity | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Residual correlations (T2 ↓) | r | SE | p | r | SE | p | r | SE | p | r | SE | p |
| SMU intensity | 1.00 | |||||||||||
| SMU problems | .43 | .10 | < .001 | 1.00 | ||||||||
| Attention deficit | .16 | .15 | .295 | .44 | .07 | < .001 | 1.00 | |||||
| Impulsivity | .25 | .15 | .089 | .46 | .07 | < .001 | .64 | .07 | < .001 | 1.00 | ||
| Hyperactivity | .39 | .14 | .007 | .40 | .05 | < .001 | .57 | .06 | < .001 | .53 | .07 | < .001 |
| (T3 →) | SMU intensity | SMU problems | Attention deficit | Impulsivity | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Residual correlations (T3 ↓) | r | SE | p | r | SE | p | r | SE | p | r | SE | p |
| SMU intensity | 1.00 | |||||||||||
| SMU problems | .06 | .10 | .575 | 1.00 | ||||||||
| Attention deficit | −.11 | .19 | .574 | .12 | .11 | .256 | 1.00 | |||||
| Impulsivity | −.07 | .13 | .586 | .17 | .07 | .022 | .51 | .08 | < .001 | 1.00 | ||
| Hyperactivity | −.11 | .16 | .491 | .02 | .09 | .793 | .31 | .15 | .048 | .34 | .11 | < .001 |
All coefficients were STDyx‐standardized. SMU = social media use; RI‐CLPM = random intercept cross‐lagged panel model.