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J Am Med Inform Assoc 13:353-355 doi:10.1197/jamia.M1935
  • Original Investigation

Standardizing Laboratory Data by Mapping to LOINC

Table 1

Results from Mapping Laboratory Data at Indian Health Service Medical Facilities to LOINC

Site Total Active Tests No. Automated Mapping No. (%)* Manual Mapping No. (%)* Uncodable Tests No. (%)*
1 1,050 800 (76) 111 (11) 139 (13)
2 1,098 687 (63) 204 (19) 207 (19)
3 1,315 872 (66) 360 (27) 83 (6)
4 1,213 765 (63) 244 (20) 204 (17)
5 291 205 (70) 36 (12) 50 (17)
Total 4,967 3,329 (67) 955 (19) 683 (14)
  • LOINC = Logical Observation Identifier Names and Codes.

  • * Percentages do not add to 100% due to rounding.

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