Wealthier households also have a higher age at first birth, meaning that poorer households are more likely to have younger mothers, most likely of schoolgoing age. 
Wenye uchumi wa juu huwa na umri mkubwa pale wanapopata wazawa wao kwa kwanza, ni dhahiri kwamba mama masikini huwa na umri mdogo pengine umri ambao wangetakiwa wawe wanajiendeleza kimasomo.