{"Creatinine":101,"Age":45,"Sex":"M","Ethnicity":"non-black","Weight":71,"Height":177}
{"Creatinine":201,"Age":65,"Sex":"F","Ethnicity":"non-black","Weight":54,"Height":154}
{"Creatinine":301,"Age":72,"Sex":"M","Ethnicity":"black","Weight":81,"Height":183}
{"Creatinine":450,"Age":54,"Sex":"F","Ethnicity":"black","Weight":85,"Height":165}