Table 4.

Sensitivity and specificity of urine analysis for detecting significantly impaired renal function

	Presence blood	Presence Protein	Presence either blood or protein
Sensitivity	0.31 (0.15–0.55)	0.27 (0.11–0.50)	0.55 (0.32–0.75)
Specificity	0.85 (0.78–0.91)	0.74 (0.65–0.81)	0.68 (0.59–0.76)
PPV	0.28 (0.13–0.49)	0.15 (0.06–0.31)	0.22 (0.13–0.19)