What is the best method to evaluate urine pH? A trial
Results and limitations: When compared with the reference method, the hand-held pH meter differed the least with a mean bias of 0.0073 and a maximum under-read of -0.2 pH units and maximum over-read of +0.2 pH units. The Siemens Clinitek pH meter differed most with a mean bias of -0.108, with a maximum over-read of +0.99 pH units and a maximum under-read of 0.78 pH units.
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