The NIDA was interested in the effects of the 2020 pandemic on drug abuse in teens. In particular, they were interested in understanding the change between prepandemic vaping usage and vaping usage three months into the pandemic. Before the pandemic, 24% of 12th graders reported that they had vaped nicotine in the past 30 days. The study included 582 12th graders who anonymously completed the MTF survey. Three months into the pandemic, 17% of 12th graders reported that they had vaped nicotine in the past 30 days.

https://dcmathpathways.shinyapps.io/Inference_prop/