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. Author manuscript; available in PMC: 2009 Sep 14.
Published in final edited form as: J Perinatol. 2008 Feb 21;28(7):461–467. doi: 10.1038/jp.2008.4

Table 4.

Sensitivity, specificity, positive predictive value and negative predictive value for selected cutoffs for the urine protein–creatinine ratio and the urinalysis for predicting ≥5000 mg protein per 24 h urine

Test result Sensitivity (%) Specificity (%) PPV (%) NPV (%)
UPCR
 ≥2 100 96 38 100
 ≥3 100 97 50 100
 ≥4 100 98 60 100
 ≥5 100 100 100 100
 ≥13.53 67 100 100 99
UA
 ≥Negative 100 0 3 a
 ≥1+ 100 83 14 100
 ≥2+ 100 92 25 100
 ≥3+ 100 98 60 100

Abbreviations: UA, urinalysis; UPCR, urine protein–creatinine ratio.

a

This number could not be calculated due to 0 in the denominator.