Most individuals have endured sleepless nights, restlessly trying to drift off or maintain sleep. However, for some, sleep disturbances are not merely sporadic events but persistent issues that can start as early as childhood.
Research spearheaded by a team from Penn State has revealed that children and adolescents from racial and ethnic minority groups are disproportionately plagued by enduring insomnia symptoms that initiate in childhood and persist into young adulthood. The study, in particular, highlighted that Black children are 2.6 times more likely to suffer from these prolonged sleep difficulties when compared to their white peers. Recently published in SLEEP, this research emphasizes the critical need for early detection and intervention of insomnia symptoms with treatments appropriate for different ages.
Julio Fernandez-Mendoza, a professor at the Penn State College of Medicine and the study’s senior author, remarked, “Insomnia is a public health issue.” He pointed out that the prevalence of childhood-onset insomnia, where symptoms begin in early years and continue into young adulthood, is more widespread than previously recognized. He emphasized that, unlike transient childhood sleep disturbances such as sleep terrors or sleepwalking, insomnia does not simply dissipate with puberty and maturation.
Fernandez-Mendoza further explained that insomnia beginning in childhood poses a significant risk of health issues due to the extended period of sleep deprivation. This risk is notably higher among Black and Hispanic/Latino children, who experience disparities in sleep patterns from a young age.
The findings stem from an extensive review of Penn State Child Cohort data. This cohort study, initiated in 2000, initially recruited participants aged between 5 and 12 and followed them through adolescence into young adulthood, with evaluations conducted around the ages of 9, 16, and 24. These assessments, including parental reports during childhood and in-lab sleep studies similar to those used for diagnosing sleep apnea, provided a longitudinal view of sleep evolution across different developmental stages.
The study is pioneering in examining how childhood insomnia symptoms develop and vary among different racial and ethnic groups, addressing a significant research gap, according to Fernandez-Mendoza. Results showed that 23.3% of the participants experienced persistent insomnia symptoms across all three assessment points, and 16.8% developed symptoms during young adulthood. The racial and ethnic breakdown revealed that Black participants predominantly experienced persistent insomnia symptoms, followed by Hispanic/Latino youth.
The data indicated that Black participants were 2.6 times more likely than non-Hispanic white participants to have persistent insomnia symptoms into young adulthood. Moreover, Black children were 3.44 times more likely to see their insomnia symptoms continue rather than resolve after childhood compared to their white counterparts, suggesting that their symptoms were less likely to diminish as they transitioned to adulthood. Hispanic/Latino participants were 1.8 times more likely to experience persistent insomnia symptoms compared to white participants.
Fernandez-Mendoza stressed the importance of not waiting until adulthood to address sleep issues that have been present throughout a person’s life. He advocates for greater attention to insomnia symptoms in children and adolescents, underlining the necessity of proactive healthcare approaches to mitigate the long-term consequences of poor sleep from a young age.
More information: Rupsha Singh et al, Racial/ethnic disparities in the trajectories of insomnia symptoms from childhood to young adulthood, SLEEP. DOI: 10.1093/sleep/zsae021
Journal information: SLEEP Provided by Penn State
