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Table 1 Method precision and accuracy for urinary creatinine

From: Urinary creatinine concentration and urine color as indicators of specimen validity test

Compound

Nominal concentration (mg/dL)

Intra-day (n = 5)

Inter-day (n = 15)

Precision (% CV)

Accuracy (% bias)

Precision (% CV)

Accuracy (% bias)

Creatinine

20

0.9

6.9

1.5

6.8