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. Author manuscript; available in PMC: 2018 Sep 1.
Published in final edited form as: Am J Obstet Gynecol. 2017 May 31;217(3):249–262. doi: 10.1016/j.ajog.2017.05.058

Table 1. PhenX Toolkit measure criteria.

Standard criteria Additional criteria

  1. Clearly defined

  2. Well-established

  3. Broadly applicable and generally accepted

  4. Low burden

  5. Utility demonstrated

  6. Reproducible

  7. Specific

  8. Reliable

  9. Standard measurement protocols available

  1. Crosscutting relevance for population groups as well as diseases and conditions

  2. Used in a major reference study (e.g., National Health and Nutrition Examination Survey)

  3. Open-source, nonproprietary instrument and software

  4. Brevity

  5. Expectation of acceptance by the research community