While BioWorld’s Infectious Disease Index showed a huge 144% climb in 2020, an enthusiastic response toward defeating the SARS-CoV-2 virus, the index dropped significantly in early 2021 and spent most of the year spiking up and down, reacting abruptly to the promises of herd immunity and the threats of vaccine-resistant variants.

The amount of clinical data reported in January so far is currently 30% below the amount reported during the same month last year, which was the slowest month of 2021.