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Plasma Aβ Precision Study
| Aβ 40 | Mean | Within-Lab (Total) | With-In Day (Repeatability) | |||
|---|---|---|---|---|---|---|
| pg/mL | SD, pg/mL | CV | SD, pg/mL | CV | ||
| TS1 | 193.5 | 6.3 | 3.2% | 2.9 | 1.5% | |
| TS2 | 618.7 | 17.0 | 2.7% | 9.6 | 1.5% | |
| TS3 | 1128.0 | 35.6 | 3.2% | 20.3 | 1.8% | |
| TS4 | 156.2 | 6.8 | 4.4% | 4.0 | 2.6% | |
| TS5 | 45.1 | 3.5 | 7.7% | 1.4 | 3.0% | |
| Aβ 42 | Mean | Within-Lab (Total) | With-In Day (Repeatability) | |||
|---|---|---|---|---|---|---|
| pg/mL | SD, pg/mL | CV | SD, pg/mL | CV | ||
| TS1 | 17.6 | 0.78 | 4.4% | 0.72 | 4.1% | |
| TS2 | 70.5 | 2.7 | 3.9% | 2.1 | 3.0% | |
| TS3 | 160.3 | 5.0 | 3.1% | 4.0 | 2.5% | |
| TS4 | 42.9 | 1.6 | 3.7% | 1.2 | 2.9% | |
| TS5 | 6.3 | 0.60 | 9.5% | 0.53 | 8.4% | |
