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. Author manuscript; available in PMC: 2020 Jun 1.
Published in final edited form as: Int J Med Inform. 2019 Mar 5;126:19–25. doi: 10.1016/j.ijmedinf.2019.03.002

Table 4.

Reason of missing gold standard ICD-10-CM codes among the NLM Map suggestions

Reason for failure Missing codes (%) Examples
Problem term entered by physician SNOMED CT term associated with problem term Map-suggested ICD-10-CM code ICD-10-CM code in gold standard
Problem term missing 63 (39%) (No mention of obesity in problem list) (none) (none) Obesity; unspecified (E66.9)
Problem term suboptimal 35 (21%) Osteoarthritis of hip Osteoarthritis of hip (239872002) Osteoarthritis of hip, unspecified (M16.9) Unilateral primary osteoarthritis; right hip (M16.11)
SNOMED CT term suboptimal 45 (28%) Nevus Skin lesion (95324001) Disorder of the skin and subcutaneous tissue, unspecified (L98.9) Nevus; non-neoplastic (I78.1)
ICD-10-CM map suboptimal 20 (12%) Needs flu shot Needs influenza immunization (185903001) Underimmunization status (Z28.3) Encounter for immunization (Z23)