There is also this analysis [1] which normalises crash data. Although Level 2 vehicles were claimed to have a 43% lower crash rate than Level 1 vehicles, their

There is also this analysis [1] which normalises crash data. Although Level 2 vehicles were claimed to have a 43% lower crash rate than Level 1 vehicles, their improvement was only 10% after controlling for different rates of freeway driving. Direct comparison with general public driving was impossible due to unclear crash severity thresholds in the manufacturer’s reports, but analysis showed that controlling for driver age would increase reported crash rates by 11%. [1] https://www.tandfonline.com/doi/abs/10.1080/19439962.2023.2178566?journalCode=utss20 https://www.tandfonline.com/doi/abs/10.1080/19439962.2023.21...