>That doesn't prove that the anaesthetic isn't the root cause. The article title sounds link-baity. Agreed, and psychogenic causation seems more likely (see my

>That doesn't prove that the anaesthetic isn't the root cause. The article title sounds link-baity. Agreed, and psychogenic causation seems more likely (see my comment at the previous discussion https://news.ycombinator.com/item?id=9810025 https://news.ycombinator.com/item?id=9810025). This seems to be yet another case of HN users upvoting dubious link-bait scientific press-releases. This particular one has been posted 3 times this week.