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icd9_icd10_comparability_ratios

Published by National Center for Health Statistics (NCHS) | U.S. Department of Health & Human Services | Catalog Last Checked: September 28, 2026 at 08:24 PM | Dataset Last Updated: November 25, 2009
Spreadsheet of ICD-9 to ICD-10 comparability ratios for external cause-of-injury (E-code) matrices, providing conversion factors to translate or compare injury codes across ICD revisions. Published by the National Center for Health Statistics (NCHS) at the CDC; inventory last modified 11/25/2009.

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