I have done some urine test,urine analysis,urine protein to creatinine ratio and kidney function test,rest all came back normal,but in urine protein to creatinine ratio ,urine protein 3.2mg/l and urine creatinine 19.8mg/dl,and upcr -0.16 in the lab reference range it's showing <0.3..i did these test because my upcr was 0.38 during pregnancy.is 0.16 normal,in some of website it's showing early kidney damage