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CLSI Standards Documents for Public Review

Comment on New and Revised Standards Drafts

Help shape the standards that affect your day-to-day work. To preserve the integrity of standards developed through the CLSI consensus process, we seek input from the public on our in-process draft documents before they are approved for publication. Opening the dialogue to CLSI members and nonmembers alike, we encourage your involvement in shaping our documents to ensure all interested parties are given a voice.

General Information

Requests for documents should be submitted via e-mail to vote@clsi.org or by fax to +1.610.688.0700. Comments related to CLSI draft documents shall be made in writing using the comment table form and shall be submitted no later than the comment deadline indicated below.

CLSI Standards Documents for Public Review and Comment

M39 (Proposed Draft)Analysis and Presentation of Cumulative Antimicrobial Susceptibility Test Data. This guideline describes methods for recording and analyzing antimicrobial susceptibility test data, consisting of cumulative and ongoing summaries of susceptibility patterns of clinically significant microorganisms. This draft document is available to the public for review and comment for 45 days (4 May 2021 to 17 June 2021).

M47 (Proposed Draft)Principles and Procedures for Blood Cultures. This guideline includes recommendations for collecting, transporting, and processing blood cultures, as well as procedures for recovering pathogens from blood specimens collected from patients who are suspected of having bacteremia or fungemia. This draft document is available to the public for review and comment for 45 days (11 May to 24 June 2021).

EP26 (Proposed Draft)User Evaluation of Acceptability of a Reagent Lot Change. This guideline includes recommendations for laboratories on evaluating a new reagent lot, based on a protocol that uses patient samples to detect clinically important changes from the current lot. This draft document is available to the public for review and comment for 45 days (18 May 2021 to 1 July 2021).

EP27 (Proposed Draft)Constructing and Interpreting an Error Grid for Quantitative Measurement Procedures. This guideline provides recommendations on constructing and using error grids to evaluate the clinical acceptability of quantitative measurement procedures, based on the potential harm that may be caused by erroneous measurements with clinical consequences. This draft document is available to the public for review and comment for 45 days (1 June 2021 to 16 July 2021).



The review and comment period provides an opportunity for the public to offer input on CLSI draft consensus documents. At the end of the 45-day review and comment period, the committee that developed the document is required to review and provide responses to all comments received and revise the draft document as appropriate.

Please note CLSI draft documents are available only for the purposes of review and comment and are not to be reproduced or circulated for any other reason. Draft documents have not completed the consensus review process and therefore shall not be used for any clinical purposes or to satisfy regulatory or accreditation requirements. They should not be considered either final or published and may not be quoted or referenced.