Table 1.
Participant characteristics concerning ethnicity, work status and education level.
Table 2.
Mean scores and standard deviations (SD) for insomnia symptoms, anxiety, depression and perfectionism.
Table 3.
Concurrent correlations between insomnia symptoms, anxiety, depression and perfectionism at baseline and follow-up.
Table 4.
Concurrent hierarchical linear regression analyses with insomnia symptoms as the dependent variable, and age, sex, doubts about action, anxiety and depression as predictors at baseline.
Table 5.
Concurrent hierarchical linear regression analyses with insomnia symptoms as the dependent variable, and age, sex, parental criticism, anxiety and depression as predictors at baseline.
Table 6.
Longitudinal linear regression analyses with follow-up perfectionism as the dependent variables, and age, sex, baseline and follow-up insomnia severity, baseline anxiety and baseline depression as predictors.