Table 2 Detection of VACV-binding and MPXV-neutralizing antibodies and associated mpox seropositivity

From: Serological evidence of clade Ib Mpox transmission by sex workers and within household in South Kivu, DRC

 

Bar (Nov/Dec 2023), n/total (%)

Bar (May 2024), n/total (%)

Household, n/total (%)

Pre-outbreak, n/total (%)

VACV-binding

25/120 (21)

10/48 (21)

27/108 (25)

6/51 (12)

MPXV-neutralizing

61/120 (51)

20/48 (42)

48/108 (44)

0/51 (0)

Mpox-seropositive

22/120 (18)

8/48 (17)

25/108 (23)

0/51 (0)

  1. Mpox seropositivity is defined as a detectable titer in a VACV-binding antibody ELISA (>10) and confirmation by MPXV-neutralizing antibody titers threefold over background (>35).
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