Given that the argument was about the reliability of modern medical studies, it would probably be only reasonable to include studies that came onto the market after the era of plabeco controlled RCTs. But many if not most of the most impactful vaccines came out before then. Of the remaining important vaccines, they account for only a tiny fraction of the literature.
But more importantly, it's not even a valid argument to begin with since the increase in life expectancy has nothing to do with the percentage of medical papers that are flawed.
Given that the argument was about the reliability of modern medical studies, it would probably be only reasonable to include studies that came onto the market after the era of plabeco controlled RCTs. But many if not most of the most impactful vaccines came out before then. Of the remaining important vaccines, they account for only a tiny fraction of the literature.
But more importantly, it's not even a valid argument to begin with since the increase in life expectancy has nothing to do with the percentage of medical papers that are flawed.