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Intra- and inter-assay analytical variation of gamma-glutamyl transferase (GGT) activity of 4 free-catch canine urine samples with different GGT concentrations.
| Intra-assay analytical variation |
Inter-assay analytical variation |
||
|---|---|---|---|
| GGT concentration (U/L) | Coefficient of variation (%) | GGT concentration (U/L) | Coefficient of variation (%) |
| 14 | 7.89 | 11 | 11.23 |
| 47 | 2.90 | 18 | 7.25 |
| 69 | 1.82 | 51 | 4.75 |
| 195 | 1.76 | ||
| Mean | 3.59 | Mean | 7.74 |
