Table 4.
Online Social Communication as Predicted by ADHD Diagnostic Persistence
| 1. Persistent ADHD (W1 and W3) |
2. Intermittent ADHD (W1 or W3) |
3. Consistent Comparison (W1 and W3) |
ESb |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Measure (all at W3) | n | M (SD) | n | M (SD) | n | M (SD) | F | pa | 1–2 | 1–3 | 2–3 |
| Preference for online communication |
60 | 2.5 (0.55) | 54 | 1.6 (0.49) | 69 | 1.7 (0.38) | 6.79 | .001 | 1.7** | 1.7** | .23 |
| Interaction with strangers online |
62 | 1.2 (1.24) | 57 | 0.6 (0.93) | 69 | 0.38 (0.67) | 8.33 | .000 | .55** | .82** | .27 |
| Number of Facebook friendsc |
41 | 14.0 (9.51) | 36 | 13.5 (7.95) | 50 | 21.1 (9.04) | 4.30 | .016 | .06 | .76** | .89** |
| Connection with Facebook friends |
35 | 0.3 (0.18) | 33 | 0.3 (0.14) | 50 | 0.4 (0.20) | 3.34 | .039 | .00 | .52* | .58* |
| Support from Facebook friends |
35 | 0.3 (0.20) | 33 | 0.4 (0.22) | 50 | 0.5 (0.22) | 3.73 | .027 | .48 | .95* | .45 |
Note. W1 = Wave 1; W2 = Wave 2; W3 = Wave 3
a
p values in this column are listed for the omnibus F, with covariates in the model.
b
Effect size is Cohen’s d, reflecting subgroup contrasts. 1 = Persistent ADHD; 2 = Intermittent ADHD; 3 = Consistent Comparison.
c
This variable was square root transformed to yield an approximately normal distribution.
*
p < .05.
**
p < .01.