Supplemental Data Table S4.
Commutability for ALT activity measurements in candidate EQA materials according to the IFCC approach
| Assay pairs (X–Y) | A01 | A02 | A03 | A04 | A05 | A06 | B01 | B02 | B03 | C01 | C02 | C03 | D01 | D02 | D03 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Biosino-BSBE | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C |
| Biosino-DiaSys | C | C | C | C | C | C | C | C | C | C | C | C | C | C | I |
| Biosino-KHB | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C |
| Biosino-LEADMAN | C | C | C | NC | C | C | C | C | C | C | C | C | C | C | C |
| Biosino-Maccura | C | C | C | I | C | C | I | C | C | I | C | C | C | C | C |
| Biosino-Wako | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C |
| BSBE-DiaSys | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C |
| BSBE-KHB | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C |
| BSBE-LEADMAN | C | C | C | I | C | C | C | C | C | I | C | C | C | C | C |
| BSBE-Maccura | C | C | C | C | C | C | I | C | C | NC | C | C | C | C | C |
| BSBE-Wako | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C |
| DiaSys-KHB | C | C | C | C | C | C | I | C | C | C | C | C | C | C | I |
| DiaSys-LEADMAN | C | C | C | I | C | C | C | C | C | C | C | C | C | C | C |
| DiaSys-Maccura | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C |
| DiaSys-Wako | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C |
| KHB-LEADMAN | C | C | C | I | C | I | C | C | C | C | C | C | C | C | C |
| KHB-Maccura | C | C | C | I | C | C | I | C | C | I | C | C | C | C | C |
| KHB-Wako | C | C | C | C | C | C | C | C | C | C | C | C | C | C | C |
| LEADMAN-Maccura | C | C | C | C | C | C | I | C | C | C | C | C | C | C | C |
| LEADMAN-Wako | C | C | C | I | C | C | C | C | C | C | C | C | C | C | C |
| Maccura-Wako | C | C | C | C | C | C | I | C | C | I | C | C | C | C | C |
Abbreviations: C, commutable; NC, noncommutable; I, inconclusive; EQA, external quality assessment.