Table 3.
Indirect effects of perfectionism dimensions on insomnia symptoms, via dysfunctional sleep-related cognition and anxiety
| Product of coefficient | BCa 95% CIs for B | ||||
|---|---|---|---|---|---|
| Mediator | Parameter estimate (B) | SE | Z | Lower | Upper |
| Doubts about actions and insomnia symptoms | |||||
| DBAS | 0.219 | 0.028 | 7.67*** | 0.159 | 0.288 |
| HADS-A | 0.242 | 0.036 | 6.67*** | 0.164 | 0.334 |
| Parental expectations and insomnia symptoms | |||||
| DBAS | 0.073 | 0.020 | 3.55*** | 0.035 | 0.122 |
| HADS-A | 0.056 | 0.015 | 3.66*** | 0.029 | 0.102 |
| Parental criticism and insomnia symptoms | |||||
| DBAS | 0.121 | 0.025 | 4.82*** | 0.073 | 0.184 |
| HADS-A | 0.102 | 0.020 | 5.10*** | 0.058 | 0.156 |
DBAS Dysfunctional Beliefs and Attitudes About Sleep Scale, ISI Insomnia Severity Index, HADS-A Anxiety
*p < .05; **p < .005; ***p < .001