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  "documentTitle": "CareDx, Inc. (CDNA)",
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      "text": "False Positive Rate: Creatinine levels are an indicator of kidney function, and rejection is just one of several reasons they may be elevated. Only about a third of biopsies performed due to elevated creatinine are diagnosed as rejection.",
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      "text": "False Negative Rate: Rejection can occur with no short-term loss of kidney function. This phenomenon, called “subclinical” rejection, is estimated to occur in 15-35% of transplant recipients that have normal creatinine measurements.",
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      "text": "The gold standard of kidney rejection diagnosis for transplant recipients is a biopsy. Kidney transplant recipients are subject to ongoing monitoring post-transplant, during which they undergo routine screening to assess kidney function.",
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      "text": "1 Bloom RD., Bromberg JS, Poggio ED, et al. Cell-Free DNA and Active Rejection in Kidney Allografts. J Am Soc Nephrol 2017; 28:2221",
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      "text": "I. Investment Highlights",
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