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. Author manuscript; available in PMC: 2023 May 1.
Published in final edited form as: Methods Inf Med. 2021 Nov 24;61(1-02):3–10. doi: 10.1055/s-0041-1739361

Table 2.

MH LLT mapping quality summary

MH map quality score n (%)
0: Exact match (data PRT and LLT) 5,375 (14.49)
1: Exact match (data PRT) 4,934 (13.3)
2: Exact match (data LLT) 15,286 (41.2)
3: Exact match (other) 2,182 (5.9)
4: Fuzzy match (high confidence) 9,210 (24.8)
5: Fuzzy match (medium confidence) 34 (0.1)
6: Unmapped 84 (0.2)

Abbreviations: LLT, lowest level term; MH, medical history; PRT, primary term.