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. 2019 May 10;1(2):259–272. doi: 10.3390/clockssleep1020022

Table 1.

Sample characteristic.

Mothers (N = 65) Fathers (N = 65) Children (N = 65)
Demographics (Mean ± SD) (Mean ± SD) (Mean ± SD)
Age 35.03 ± 4.84 38.20 ± 5.95 19.6 ± 9.60
Education level 15.31 ± 2.93 13.06 ± 3.64
Co-morbid conditions N= N=
Depression 2 2
Anxiety 10 11
Subthresold insomnia 25 24
Clinical insomnia 9 6
Retrospective sleep quality (Mean ± SD) (Mean ± SD)
Before child’s birth 3.48 ± 0.86 3.40 ± 0.82
After child’s birth 1.72 ± 1.03 2.17 ± 1.08

(Age of parents = in years; age of children = in months; education level = years of education; co-morbid conditions = depression and anxiety = self-reported in sociodemographic questionnaire; subthresold and clinical insomnia = from Insomnia Severity Index scores; retrospective sleep quality = retrospectively self-reported in sociodemographic questionnaire from 0 = bad to 4 = good).