Optimization of 25% Sulfosalicylic Acid Protein-to-Creatinine Ratio for Screening of Low-Grade Proteinuria

Table 4

Precision check data of 25% sulfosalicylic acid method in phase II.

	No. of samples	Intra-assay			Interassay
		Mean (mg/dL)	SD	CV%	Mean (mg/dL)	SD
10 mg/dL	20	9.82	0.45	4	9.65	0.46
30 mg/dL	20	30.06	0.99	3	29.61	0.81

SD: standard deviation; CV: coefficient of variation.