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Table 3 Accuracy and precision of the proposed smartphone-based POCT method for BAC determination in urine (n = 3)

From: Smartphone based colorimetric point-of-care sensor for abused drugs: case of baclofen determination in urine

Spiked BAC concentration*

Intra-day

Inter-day

Recovery %

RSD %

Total error

Recovery %

RSD %

Total error

0.02

109.96

12.78

22.74

112.36

11.31

23.67

0.07

92.98

4.11

11.13

108.15

11.09

19.24

0.12

98.44

7.83

9.39

102.42

12.66

15.08

0.14

96.72

4.85

8.13

104.10

5.52

9.62

0.21

95.14

7.32

12.18

108.48

10.97

19.45

  1. *Concentration in mmol L−1 urine
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BMC Chemistry

ISSN: 2661-801X

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