In 2023, there were 2,580 phase I clinical drug trials started, compared to 2,236 phase I trials initiated during the previous year. This statistic depicts the annual number of clinical trials started worldwide from 2018 to 2024, by trial phase.
In the period from 2018 to 2023, 28 percent of clinical drug trials started during these years were in the field of oncology, whereas a combined 13 percent of trials started were for infectious diseases (therapeutic and immunization). This statistic depicts the proportion of clinical trials started worldwide from 2018 to 2023, by key therapeutic area.
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In 2023, there were 2,580 phase I clinical drug trials started, compared to 2,236 phase I trials initiated during the previous year. This statistic depicts the annual number of clinical trials started worldwide from 2018 to 2024, by trial phase.