Fig 1.
Testing-regime of the HDZ-NRW during the COVID-19 pandemic in accordance with RKI suggestions.
Fig 2.
Number of monthly PCR-tests and tested individuals during the study period between November 2020 and February 2023.
Fig 3.
Incidences based on our data (HDZ) compared to those of the RKI for the district of Minden-Lübbecke, Germany, between November 2020 and February 2023.
Fig 4.
Reinfection-incidences between December 2021 and February 2023 within our cohort.
Incidences were normalized to both, total tested individuals (left Y-axis, lines) as well as total employees (right Y-axis, bars).
Fig 5.
Follow-up samples of 345 individuals to determine Ct-value progression after an initial positive SARS-CoV-2 test result.
The thick red line shows the average course of Ct-value progression (red dotted line: regression line.
Fig 6.
Age-dependent Ct-value progression classified by three different age-groups.
Black dotted line represents the defined Ct-value negative-cutoff (Ct ≥35).
Fig 7.
Sex-dependent progression of Ct-values.
The black dotted line represents the defined Ct-value negative-cutoff (Ct ≥35).