Mean sleep time of 493 healthy Swiss children enrolled in the Zurich Longitudinal Studies, based on parent report[1]. Error bars represent ±2 standard deviations (which includes 97% of the population). The dashed red lines represent the lower and upper limit of recommended sleep time for each age group, established by the American Academy of Sleep Medicine (AASM)[2] and endorsed by the American Academy of Pediatrics (AAP).
References:
Iglowstein I, Jenni OG, Molinari L, Largo RH. Sleep duration from infancy to adolescence: Reference values and generational trends. Pediatrics 2003; 111:302.
Paruthi S, Brooks LJ, D'Ambrosio C, et al. Recommended Amount of Sleep for Pediatric Populations: A Consensus Statement of the American Academy of Sleep Medicine. J Clin Sleep Med 2016; 12:785.
