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Table 1 Precision and accuracy of EVT201 and its two metabolites in human urine

From: Accurate quantification of EVT201 and its two metabolites in human urine using UHPLC-MS/MS method with solid phase extraction

Compound

Parameter

LLOQ (0.2 ng/mL)

LQC (0.6 ng/mL)

MQC1 (8 ng/mL)

MQC2 (80 ng/mL)

HQC (160 ng/mL)

EVT201

Mean observed conc.(ng/mL)

0.190

0.603

8.24

76.0

145

Intra-run accuracy (RE%)

− 12.0

0.3

4.6

− 5.4

11.9

Intra-run precision (CV%)

4.5

2.5

2.3

1.2

1.4

Inter-run accuracy (RE%)

2.0

0.5

1.4

− 4.8

− 7.5

Inter-run precision (CV%)

9.4

4.7

2.8

2.8

5.0

Total variation (CV%)

10.3

6.0

3.1

2.9

4.7

N (total)

30

30

30

30

30

Number of runs

4

4

4

4

4

Ro46-1927

Mean observed conc.(ng/mL)

0.201

0.591

8.44

83.1

162

Intra-run accuracy (RE%)

2.0

0.5

11.6

8.4

4.4

Intra-run precision (CV%)

8.3

4.5

7.1

2.3

4.8

Inter-run accuracy (RE%)

− 1.0

− 3.5

− 0.7

− 0.6

− 1.9

Inter-run precision (CV%)

9.4

6.0

10.6

9.2

10.3

Total variation (CV%)

13.6

6.6

10.6

8.6

10.2

N (total)

30

30

30

30

30

Number of runs

4

4

4

4

4

Ro18-5528

Mean observed conc.(ng/mL)

0.206

0.610

8.06

76.8

150

Intra-run accuracy (RE%)

5.5

3.2

2.6

− 4.3

− 8.1

Intra-run precision (CV%)

15.2

5.8

2.2

2.7

2.0

Inter-run accuracy (RE%)

0.5

0.0

− 1.0

− 3.9

− 5.0

Inter-run precision (CV%)

11.4

4.5

3.7

1.6

5.5

Total variation (CV%)

12.9

7.2

4.7

2.9

5.9

N (total)

30

30

30

30

30

Number of runs

4

4

4

4

4