Table 1.
Girls’ and Boys’ Scores for Co-Rumination, Depression, Anxiety, and Positive Friendship Quality
| Time 1 | Time 2 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
| ||||||||||
| Girls | Boys | Girls | Boys | |||||||
|
| ||||||||||
| n | M | n | M | d | n | M | n | M | d | |
| Co-Rumination | ||||||||||
| Children | 183 | 2.73 (.96) | 173 | 2.27 (1.05) | .46 | 183 | 2.52 (.89) | 169 | 2.05 (.99) | .50 |
| Adolescents | 139 | 2.85 (.85) | 109 | 1.81 (.78) | 1.27 | 151 | 2.66 (.82) | 110 | 1.80 (.71) | 1.11 |
| Depression | 416 | .43 (.36) | 397 | .41 (.36) | .06 | 416 | .41 (.37) | 397 | .40 (.36) | .03 |
| Anxiety | 416 | 2.43 (.85) | 397 | 2.23 (.88) | .23 | 416 | 2.34 (.85) | 397 | 2.11 (.82) | .28 |
| Positive Friendship Quality | ||||||||||
| Children | 164 | 3.08 (.79) | 156 | 2.89 (.96) | .22 | 135 | 3.17 (.68) | 120 | 2.86 (.85) | .41 |
| Adolescents | 123 | 3.14 (.66) | 104 | 2.44 (.78) | .98 | 93 | 3.13 (.64) | 72 | 2.34 (.78) | 1.12 |
Notes. Standard deviations are in parentheses. Means are presented separately for children and adolescents for constructs for which there were significant Gender X Grade Group interactions. The gender comparisons for each construct, except depression, were significant.