Laboratory Medicine and Quality Assurance

Table. 3.

Comparison of results from formalin-fixed specimens across participating laboratories using concentration and direct smear methods

Specimen no. Intended result Concentration method Direct smear method
Acceptable result Unacceptable result Acceptable result Unacceptable result
MPF-22-01 (n=203) No parasite seen 100 (100.0) 0 103 (100.0) 0
MPF-22-02 (n=202) Anisakis spp. 88 (89.8) 10 (10.2) 90 (86.5) 14 (13.5)
MPF-22-03 (n=204) No parasite seen 99 (95.2) 5 (4.8) 99 (99.0) 1 (1.0)
MPF-23-01 (n=198) Anisakis spp. 99 (97.1) 3 (2.9) 94 (97.9) 2 (2.1)
MPF-23-02 (n=199) No parasite seen 106 (100.0) 0 92 (98.9) 1 (1.1)
MPF-23-03 (n=200) No parasite seen 106 (99.1) 1 (0.9) 91 (97.8) 2 (2.2)
Subtotal 598 (96.9) 19 (3.1) 569 (96.6) 20 (3.4)

Data are presented as number (%).

Lab Med Qual Assur 2024;46:194~199 https://doi.org/10.15263/jlmqa.2024.46.4.194
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