I guess they burried this study, otherwise you would definately have seen it. https://thorax.bmj.com/content/early/2021/09/12/thoraxjnl-2021-217080 https://tho

I guess they burried this study, otherwise you would definately have seen it. https://thorax.bmj.com/content/early/2021/09/12/thoraxjnl-2021-217080 https://thorax.bmj.com/content/early/2021/09/12/thoraxjnl-20... Compared with never-smokers, current smokers had higher risks of hospitalisation (OR 1.80, 95% CI 1.26 to 2.29) and mortality (smoking 1–9/day: OR 2.14, 95% CI 0.87 to 5.24; 10–19/day: OR 5.91, 95% CI 3.66 to 9.54; 20+/day: OR 6.11, 95% CI 3.59 to 10.42).