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.

lokungenani ema80% ebantfwana labaphe tfwe yids babelekwa boma ke labangaphansi kweminya ka lema35, nanoma bomake labangetulu kweminyaka lema35 batsatfwa njenga labasebungotini lobukhulu bekutfola bantfwana labaneds.
