Author Contributions: Dr Shekelle had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Study concept and design: Bravata, Maglione, Shekelle.
Acquisition of data: Newberry, Bravata, Maglione, Paige, Towfigh.
Analysis and interpretation of data: Chafen, Newberry, Riedl, Bravata, Suttorp, Sundaram, Paige, Hulley, Shekelle.
Drafting of the manuscript: Chafen, Bravata, Suttorp, Sundaram, Paige, Towfigh, Hulley, Shekelle.
Critical revision of the manuscript for important intellectual content: Chafen, Newberry, Riedl, Bravata, Maglione, Sundaram, Paige, Hulley, Shekelle.
Statistical analysis: Suttorp, Sundaram, Hulley.
Obtained funding: Maglione, Shekelle.
Administrative, technical, or material support: Chafen, Maglione, Paige.
Study supervision: Riedl, Bravata, Maglione, Shekelle.
Financial Disclosures: None reported.
Funding/Support: This work was funded in part by contract HHSN272200800065C from the National Institutes of Health. This work was commissioned by National Institute of Allergy and Infectious Diseases in support of the development of practice guidelines.
Role of the Sponsors: The National Institutes of Health had a role in designing the scope of the study and in review of intermediate versions of the evidence report from which this manuscript is derived, but had no role in the collection, management, analysis, and interpretation of the data, or in the preparation, review, or approval of the manuscript.
Additional Contributions: Matthew Fenton, PhD, and Marshall Plaut, MD (National Institute of Allergy and Infectious Diseases [NIAID]), provided assistance with the development of search terms, strategies for this systematic review, and comments. Julie Schwaninger, MS (NIAID), and Joshua Boyce, MD, provided comments on the Evidence Report. Jerome Hawkins, BA, Breanne Johnsen, BS, Aneesa Motala, BA, Yee-Wei Lim, PhD, and Elizabeth Roth, MA (Southern California Evidence Based Practice Center, Rand Health, Santa Monica, California), provided contributions to the Evidence Report prepared for NIAID. John Adams, PhD (Southern California Evidence Based Practice Center, Rand Health), provided help constructing the receiver operator characteristic curves.