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Criteria for an Ideal Biomarker.a
| Biomarkers | Criteria |
|---|---|
| Diagnostic biomarkers | C > a > b > e > d > f |
| Disease activity biomarkers | B > f > a > e > d |
| Treat response biomarkers | F > b > a > e > d |
aa denotes a high specificity; b, a reliable sensitivity; c, detectable in AD early; d, inexpensive and user friendly; e, noninvasive or well accessible; and f, available in monitoring the progression.
