at least 80% of children affected by ds are born from mothers under the age of 35, despite women over the age of 35 being deemed to be at higher risk of having a child with ds.

palo ya go lekana 80% ya bana bao ba angwago ke bolwetši bja ds ba belegwa ke bommagobana ba ka fase ga mengwaga ye 35, le ge ba sadi ba mengwaga ya go feta 35 e le bona bao ba bonwago ba le kotsing ye kgolo ya go ba le bana ba go belegwa ka ds.
