Table 6.
Logistic regression analysis for the predictors of parent-reported frequency of nail biting in children
| Odds ratio | 95% C.I. | Significance | ||
|---|---|---|---|---|
| Lower | Upper | |||
| Age | 1.5 | 1.12 | 2.07 | .006 |
| Gender | 1.4 | .81 | 2.44 | .22 |
| Rank of birth | .8 | .65 | 1.17 | .36 |
| Mother's educational level | 1.0 | .90 | 1.13 | .77 |
| Father's educational level | 1.0 | .99 | 1.19 | .07 |
| Prosocial behavior score | .8 | .75 | .99 | .044 |
| Hyperactivity/inattention scale | .9 | .83 | 1.15 | .81 |
| emotional problem score | 1.1 | .98 | 1.32 | .07 |
| Conduct problem Score | 1.1 | .95 | 1.39 | .14 |
| Peer problem score | 1.0 | .85 | 1.20 | .87 |