Trisomy 13


How common is Trisomy 13?

Around 1 in every 10,000 to 1 in 12,000 babies born has trisomy 13. Trisomy 13 is considered a rare condition. However, it occurs more often to babies born to older women, as compared to babies born to younger women. In other words, trisomy 13 is related to maternal age. Trisomy 13 is seen in all populations and is not related to ethnicity.

Am J Med Genet A. 2016 Apr;170(4):825-37. doi: 10.1002/ajmg.a.37495. Epub 2015 Dec 10.Survival of children with trisomy 13 and trisomy 18: A multi-state population-based study.Meyer RE1, Liu G2, Gilboa SM3, Ethen MK4, Aylsworth AS5, Powell CM5, Flood TJ6, Mai CT3, Wang Y7, Canfield MA4; National Birth Defects Prevention Network.

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