Table. 3.

Principles of methods used for viral antigens or antibodies tests in the laboratories participating in the second trial of 2016 and 2017 proficiency testing

Test itemsCLIAECLIAEIAFEIAICAMEIATotal







20162017201620172016201720162017201620172016201720162017
HBsAg402 (45.0)401 (40.8)294 (32.9)319 (32.4)1 (0.1)2 (0.2)29 (3.2)32 (3.3)165 (18.5)227 (23.1)2 (0.2)3 (0.3)893 (100.0)984 (100.0)
Anti-HBs395 (45.7)396 (41.3)278 (32.1)305 (31.8)1 (0.1)2 (0.2)29 (3.4)32 (3.3)160 (18.5)221 (23.0)2 (0.2)3 (0.3)865 (100.0)959 (100.0)
Anti-HBc total84 (67.2)87 (68.5)36 (28.8)36 (28.3)--5 (4.0)4 (3.1)----125 (100.0)127 (100.0)
Anti-HBc IgM56 (60.9)52 (59.1)27 (29.3)27 (30.7)--9 (9.8)9 (10.2)----92 (100.0)88 (100.0)
HBeAg141 (56.9)140 (55.3)81 (32.7)86 (34.0)--11 (4.4)11 (4.3)15 (6.0)15 (5.9)-1 (0.4)248 (100.0)253 (100.0)
Anti-HBe139 (61.0)138 (59.2)76 (33.3)81 (34.8)--11 (4.8)11 (4.7)2 (0.9)2 (0.9)-1 (0.4)228 (100.0)233 (100.0)
Anti-HCV338 (50.1)359 (45.8)176 (26.1)200 (25.5)4 (0.6)7 (0.9)2 (0.3)8 (1.0)155 (23.0)198 (25.3)-11 (1.4)675 (100.0)783 (100.0)
Anti-HAV total55 (36.4)62 (36.7)78 (51.7)90 (53.3)--18 (11.9)16 (9.5)-1 (0.6)--151 (100.0)169 (100.0)
Anti-HAV IgG114 (83.8)122 (82.4)16 (11.8)20 (13.5)--1 (0.7)1 (0.7)5 (3.7)5 (3.4)--136 (100.0)148 (100.0)
Anti-HAV IgM136 (57.1)145 (60.2)74 (31.1)71 (29.5)--22 (9.2)20 (8.3)6 (2.5)5 (2.1)--238 (100.0)241 (100.0)

Values are presented as number (%)

Abbreviations: CLIA, chemiluminescence immunoassay; ECLIA, electrochemiluminescence immunoassay; EIA, enzyme immunoassay; FEIA, fluorescence EIA; ICA, immunochromatography assay; MEIA, microparticle EIA; HBsAg, hepatitis B surface antigen; anti-HBs, antibody to HBsAg; anti-HBc, antibody to hepatitis B core antigen; HBeAg, hepatitis B envelope antigen; IgM, immunoglobulin; anti-HBe, antibody to HBeAg; anti-HCV, antibody to hepatitis C virus; anti-HAV, antibody to hepatitis A virus; IgG, immunoglobulin G

J Lab Med Qual Assur 2018;40:51~69 https://doi.org/10.15263/jlmqa.2018.40.2.51
© Lab Med Qual Assur