Table 7.
Multiple linear regression analysis of CSHQ subscales as independent variables.
| Independent variable | Dependent variable: total SDQ score | Dependent variable: total RBQ-2 score | |||||
|---|---|---|---|---|---|---|---|
| β | 95% CI | P | β | 95% CI | P | VIF | |
| Bedtime resistance | 0.060 | (−0.327-0.636) | 0.525 | 0.323 | (0.304-1.024) | 0.000 | 1.251 |
| Sleep anxiety | 0.181 | (−0.108-1.214) | 0.100 | 0.141 | (−0.149-0.839) | 0.169 | 1.583 |
| Sleep duration | −0.079 | (−0.874-0.379) | 0.435 | −0.100 | (−0.721-0.216) | 0.288 | 1.461 |
| Sleep disordered breathing | −0.138 | (−3.788-0.594) | 0.151 | 0.206 | (0.265-3.542) | 0.023 | 1.140 |
| Parasomnias | 0.201 | (0.005-1.612) | 0.049 | 0.194 | (0.021-1.223) | 0.043 | 1.313 |
| Daytime sleepiness | 0.005 | (−0.370-0.391) | 0.956 | 0.016 | (−0.257-0.312) | 0.849 | 1.213 |
| Night wakings | 0.058 | (−0.682-1.261) | 0.556 | 0.158 | (−0.097-1.356) | 0.089 | 1.251 |
| Sleep onset delay | 0.299 | (0.687-3.306) | 0.003 | 0.095 | (−0.474-1.485) | 0.309 | 1.577 |
| Adjusted R2 | 0.207 | 0.304 | |||||
| P | 0.014 | 0.000 | |||||
The children's age, gender, family income, CARS score, and PPVT-C score were entered as control variables in the first step; adjusted R2 = 0.115, P = 0.003.
All CSHQ subscale scores are included in the model.
Bolded P values were significant after Bonferroni correction (P < 0.0063).
SDQ, Strengths and Difficulties Questionnaire; RBQ-2, Repetitive Behavioral Questionnaire-2.