Page 70 - Technology and Innovation Journal - 19-1

408 DEMPWOLF & SHNEIDERMAN

for two non-adjacent time points—the start of clinical trials to final FDA approval. While the overall duration for the upper cohort averages 6 years and 10 months, we can quickly
Figure 4. Clinical trials to FDA approval for 2,325 medical devices. With the same underlying model as depicted in Figure 3, this image shows the exploration of event distributions

is considerably longer in the lower cohort. see from the time scale bar that the duration from the start of clinical trials to FDA approval in the lower cohort is about two years shorter, while the overall duration of clinical trials