Figure 4
From: SARS-CoV-2 viability on sports equipment is limited, and dependent on material composition

The predicted median decay of viral titres (solid black line) with 5–95 percentiles (shaded red areas) overlaid with observed PFU (grey circles) from all materials inoculated with 5.4 × 104 PFU (high inoculum) using a linear regression model on log-transformed data.