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Repeatability testing of PT/INR measurement with LSR sensor.
| Normal PT/INR | High PT/INR | |
|---|---|---|
| PTLAB | 13.4 | 27.2 |
| INRLAB | 1.08 | 2.52 |
| PTLSR, mean ± SD (%CV) | 13.7 ± 0.6 (4.4%) | 28.0 ± 1.4 (4.9%) |
| INRLSR, mean ± SD (%CV) | 1.08 ± 0.05 (5.2%) | 2.52 ± 0.14 (5.7%) |
(n = 10 measurements per blood sample, %CV was calculated by dividing the SD by mean).
