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Comparison between LC-MS, uricase-based, and HumaSensplus uric acid (UA) measurements
| Mean ± SD (μmol/l) | |
|---|---|
| Plasma LC-MS UA (n = 67) | 292.07 ± 80.64 |
| Plasma uricase UA (n = 67) | 304.46 ± 90.14 |
| HumaSensplus capillary UA (n = 67) | 291.64 ± 82.60 |
| Δ Plasma LC-MS – plasma uricase UA | −12.39 ± 22.30 (p < 0.0001) |
| Δ Plasma LC-MS – HumaSensplus capillary UA | −0.43 ± 46.19 (p = 0.93) |
LC-MS liquid chromatography-mass spectrometry
