Volume 27, Number 12—December 2021
Dispatch
Large-Scale Screening of Asymptomatic Persons for SARS-CoV-2 Variants of Concern and Gamma Takeover, Brazil
Figure 2

Figure 2. Violin plots of diagnostic Ct values for severe acute respiratory syndrome coronavirus 2–positive cases in Paraná state, Brazil, and detection performance for singleplex (A) and multiplex (B) genotyping methods. Violin plots are made by kernel-smoothed density plots from the actual data (represented by the dots). Horizonal lines within boxes indicate medians; upper and lower box limits indicate interquartile ranges. Ct, cycle threshold.
1These authors were co–principal investigators.
2Members of the group are listed at the end of this article.