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. 2022 Feb 2;10(1):e02029-21. doi: 10.1128/spectrum.02029-21

TABLE 4.

Comparison of NP swabs and self-collected oral and AN swabs for RAD devicesa

Sample type n PPA NPA ORA
Oral 44 24.24 100.00 43.18
 95% CI 11.09–42.26 71.51–100.00 28.35–58.97
AN 45 81.82 83.33 82.22
 95% CI 64.54–93.02 51.59–97.91 67.95–92.00
a

AN, anterior nasal; CI, confidence interval; PPA, positive percentage agreement; NPA, negative percentage agreement; ORA, overall rates of agreement.