<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.tathmini hiyo inaonyesha kuwa huenda asilimia 7-11 ya visa vya dementia maeneo yaliyo mita 50 karibu na barabara vimesababishwa na magari.  <response>: the analysis suggests 7-11 per cent of dementia cases within 50m of a major road could be caused by traffic. 