Maternal and paternal sleep during pregnancy in the Child-sleep birth cohort
“…The sample was representative concerning age and number of previous children, but participants in this study had somewhat higher educational level compared with the general level in the target area. Other details of the recruitment procedure have been reported previously 16. We used information regarding parental questionnaires during pregnancy, infants’ sleep at 3, 8, 18 and 24 months and emotional and behavioural symptoms at 24 months.…”
Section: Methodsmentioning
“…This study was a part of a larger population-based, prospectively collected birth cohort CHILD-SLEEP study. The study setting, population, and recruitment procedure are described in detail elsewhere (Paavonen et al 2017). Women were given the first questionnaire approximately at gestation week (gwk) 32, and the questionnaires were completed and returned approximately at gwk 34 ± 2.5 (prenatal time point).…”
Section: Methodsmentioning
“…The participants of this study were recruited from within the CHILD-SLEEP longitudinal birth cohort, n = 1,667 (M€ akel€ a et al, 2018;Paavonen et al, 2017). The participants for the cohort were recruited through maternity clinics approximately on 32nd gestational week by their maternity nurse.…”
Section: Participantsmentioning
“…In addition, our goal was to combine novel eye-movement-based methods with an adequate sample size in the study of infant EF. For that purpose, two groups of infants with and without signaled night awakenings were formed at the age of 8 months within the CHILD-SLEEP birth cohort (M€ akel€ a et al, 2018;Paavonen et al, 2017). In an additional analysis, actigraphy data were used to assess the validity of the group formation based on parent-reported night awakening.…”
mentioning