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||Birth characteristics and age at menarche: results from the dietary intervention study in children (DISC).
||Ruder EH, Hartman TJ, Rovine MJ, Dorgan JF
||Cancer Causes Control
||OBJECTIVE: To examine whether birth weight, birth length, and gestational age are individually associated with age at menarche. METHODS: Analyses were conducted using data from n = 278 female participants in the Dietary Intervention Study in Children (DISC). Age at menarche was prospectively collected as part of the original DISC investigation. DISC participants self-reported birth weight, birth length, and gestational age with assistance from their mothers and other records as part of the DISC06 Follow-up Study at ages 25-29. Linear regression was used to estimate the association of birth characteristics and age at menarche. RESULTS: Birth weight was positively associated with age at menarche (p