Seroprevalence of IgM/IgG and Neutralizing Antibodies against SARS-CoV-2 in Unvaccinated Young Adults from Mexico Who Reported Not Having Had a Previous COVID-19 Infection

Table 3

Kappa value for individuals positive to the rapid test and NAbs.

Kappa	SE	CI (95.0%)		value
0.809	0.045	0.7208	0.8972	0.001

SE, standard error; CI, confidence interval.