Table 2. Number of results (median, minimum and maximum) needed to detect a bias equal to the allowable total error by selected MA procedure for each of the four tested tests.
| Analyte |
Average daily number of results |
TEa (%) | Median | Minimum | Maximum |
|---|---|---|---|---|---|
| Creatinine | 121 | - 15 | 20 | 6 | 44 |
| + 15 | 86 | 27 | 360 | ||
| Potassium | 60 | - 18 | 8 | 4 | 13 |
| + 18 | 9 | 5 | 18 | ||
| Sodium | 55 | - 4 | 14 | 11 | 18 |
| + 4 | 7 | 4 | 10 | ||
| Albumin | 20 | - 10 | 7 | 6 | 13 |
| + 10 | 7 | 5 | 19 | ||
| TEa – allowable total error. Clinical Laboratory Improvement Amendments data for TEa were used. | |||||