Table 2.
Assay Precision
| Analyte (unit) | Coefficient of Variation (%) | |
|---|---|---|
| Intraassay | Interassay | |
| DHEAS (ug/mL) | 8.0 (N= 58) | 11.3 (N= 124) |
| Estradiol (pg/mL) | 8.5 (N= 628) | 13.8 (N= 1265) |
| Testosterone (ng/dL) | 4.6 (N= 81) | 11.3 (N= 160) |
| Androstenediol (pg/mL) | 11 (N= 8) | 13 (N= 8) |
| Androstenedione (pg/mL) | 10 (N=8 ) | 8 (N= 8) |
| Bioactive androgens, AR (ng/mL) | 7.5 (N= 36) | 7.4 (N= 9) |
| Bioactive estrogens, ERLL (pg/mL) | 1.8 (N= 15) | 3.3 (N= 10) |
The intraassay and interassay coefficients of variation for the various assays utilized in this study