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Table 3 Optical density of IgM ELISA against HspX obtained for the different groups according to their vaccination status.

From: Humoral response to HspX and GlcB to previous and recent infection by Mycobacterium tuberculosis

 

IgM HspX

 

BCG (-) m ± sd

old BCG m ± sd

recent BCGb m ± sd

Uninfected

1.154 ± 0.481

1.108 ± 0.511

0.927 ± 0.535

LTBI

1.035 ± 0.622

0.986 ± 0.445

0.991 ± 0.744

r LTBI

1,580 ± 0.505

1,328 ± 0.477

1,560a

  1. LTBI = latent tuberculosis infection; m = mean of optical density; sd = standard deviation
  2. a Only one HCW had recent BCG vaccination (last five years).
  3. b Vaccination in the last five years. There was no influence of BCG vaccination to the IgM responses for HspX.
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BMC Infectious Diseases

ISSN: 1471-2334

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