{"Age":45,"Sex":"M","Ethnicity":"non-black","Creatinine_1yr":110,"Creatinine_5yr":115}
{"Age":65,"Sex":"F","Ethnicity":"non-black","Creatinine_1yr":220,"Creatinine_5yr":201}
{"Age":72,"Sex":"M","Ethnicity":"black","Creatinine_1yr":270,"Creatinine_5yr":250}
{"Age":54,"Sex":"F","Ethnicity":"black","Creatinine_1yr":477,"Creatinine_5yr":501}