Results for CDC QC samples measured by PGIMER in 10 independent analytical runs
| . | . | Mean, nmol/L . | SD . | CV, % . | Range −2 SD . | Range +2 SD . | Difference (PGIMER vs CDC), % . |
|---|---|---|---|---|---|---|---|
| CDC WB low QC | CDC | 232 | |||||
| PGIMER | 249 | 22.2 | 9 | 205 | 294 | 7 | |
| CDC WB medium QC | CDC | 429 | |||||
| PGIMER | 431 | 31.9 | 7 | 367 | 495 | 1 | |
| CDC WB high QC | CDC | 723 | |||||
| PGIMER | 741 | 58.2 | 8 | 624 | 857 | 2 | |
| CDC serum low QC | CDC | 20.0 | |||||
| PGIMER | 17.5 | 1.6 | 9 | 14.4 | 20.7 | -12 | |
| CDC serum high QC | CDC | 53.4 | |||||
| PGIMER | 46.1 | 5.1 | 11 | 35.9 | 56.3 | -14 |
| . | . | Mean, nmol/L . | SD . | CV, % . | Range −2 SD . | Range +2 SD . | Difference (PGIMER vs CDC), % . |
|---|---|---|---|---|---|---|---|
| CDC WB low QC | CDC | 232 | |||||
| PGIMER | 249 | 22.2 | 9 | 205 | 294 | 7 | |
| CDC WB medium QC | CDC | 429 | |||||
| PGIMER | 431 | 31.9 | 7 | 367 | 495 | 1 | |
| CDC WB high QC | CDC | 723 | |||||
| PGIMER | 741 | 58.2 | 8 | 624 | 857 | 2 | |
| CDC serum low QC | CDC | 20.0 | |||||
| PGIMER | 17.5 | 1.6 | 9 | 14.4 | 20.7 | -12 | |
| CDC serum high QC | CDC | 53.4 | |||||
| PGIMER | 46.1 | 5.1 | 11 | 35.9 | 56.3 | -14 |