Research Article
An IMS/ATP Assay for the Detection of Mycobacterium tuberculosis in Urine
Table 1
Summary results for detection of MTB in synthetic urine—blinded assays.
| Replicate | Conc. (CFU/mL) | S : N at T1 | S : N at any time point T1 | Average S : N (T1–T4) | Average S : N/T1 | Send for confirmation |
| 1 | 105 | 17.60 | X | 20.40 | 1.16 | Yes | 105 | 12.69 | X | 18.45 | 1.45 | Yes | 105 | 15.81 | X | 18.11 | 1.15 | Yes | 104 | 2.14 | | 2.07 | 0.97 | No | 104 | 1.64 | X | 1.72 | 1.05 | Yes | 104 | 2.30 | X | 4.09 | 1.78 | Yes | 103 | 1.02 | | 0.98 | 0.96 | No |
| 2 | 106 | 9.86 | X | 9.75 | 0.99 | Yes | 106 | 12.99 | X | 12.83 | 0.99 | Yes | 106 | 11.27 | X | 11.44 | 1.01 | Yes | 105 | 4.00 | | 3.76 | 0.94 | No | 105 | 2.71 | | 2.65 | 0.98 | No | 105 | 3.61 | X | 3.58 | 0.99 | Yes | 104 | 12.47 | X | 12.24 | 0.98 | Yes | 104 | 15.43 | | 15.05 | 0.98 | No |
| 3 | 106 | 4.45 | X | 4.60 | 1.03 | Yes | 106 | 3.83 | | 3.74 | 0.98 | No | 106 | 3.72 | X | 3.75 | 1.01 | Yes | 105 | 1.64 | X | 1.64 | 1.01 | Yes | 105 | 1.16 | | 1.11 | 0.95 | No | 105 | 1.23 | | 1.19 | 0.97 | No | 104 | 1.11 | X | 1.09 | 0.98 | Yes | 104 | 1.12 | | 1.09 | 0.97 | No |
| 4 | 106 | 1.71 | X | 1.93 | 1.13 | Yes | 106 | 8.57 | X | 14.65 | 1.71 | Yes | 106 | 1.39 | X | 1.40 | 1.01 | Yes | 106 | 5.62 | X | 7.20 | 1.28 | Yes | 105 | 1.65 | X | 1.67 | 1.01 | Yes |
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