Table 2.
Correlations between measures of sleep and behaviour.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 CSHQ Sleep Duration | - | ||||||||||
| 2 CSHQ Parasomnias | .49** | - | |||||||||
| 3 Sleep period | −.20 | .07 | - | ||||||||
| 4 Sleep efficiency | .03 | −.23 | .26 | - | |||||||
| 5 NCBRF-P Conduct | .23 | .65** | .10 | .03 | - | ||||||
| 6 NCBRF-P Insecure/Anxious | .40* | .64** | .06 | .15 | .82** | - | |||||
| 7 NCBRF-T Conduct | .06 | .62** | .03 | −.10 | .81** | .55** | - | ||||
| 8 NCBRF-T Insecure/Anxious | −.03 | .33 | .16 | −.02 | .47* | .26 | .74** | - | |||
| 9 VADPRS Inattentive | .56** | .49** | −.35 | .02 | .45* | .63** | .42* | .03 | - | ||
| 10 VADPRS Hyperactive/Impulsivity | .46* | .55** | −.39* | .00 | .73** | .55** | .68** | .38 | .53** | - | |
| 11 VADTRS Inattentive | .09 | .29 | −.14 | .12 | .47* | .36 | .59** | .30 | .45* | .44* | - |
| 12 VADTRS Hyperactive/Impulsivity | −.03 | .62** | −.16 | −.22 | .79** | .49* | .82** | .64** | .33 | .72** | .54** |
*
p < .05,
**
p < .01
Note: CSHQ = Children’s Sleep Habits Questionnaire, NCBRF-P = Nisonger Child Behavior Rating Form – Parent, NCBRF-T = Nisonger Child Behavior Rating Form - Teacher, VADPRS = Vanderbilt ADHD Rating Scales – Parent, VADTRS = Vanderbilt ADHD Rating Scales – Teacher.