https://www.selleckchem.com/pr....oducts/cct251545.htm
87 - 1.03) and 1.03 (CI 0.95 - 1.13). Results were similar for the case-time-control analysis, but both the self-controlled case-series and sequence symmetry analysis suggested a weak protective effect of penicillin, seemingly explained by VTE affecting future exposure exclusively for penicillin. The strong association of antibiotics with VTE suggests presence of confounding by indication. Such confounding can be mitigated by using an active comparator. While studies have assessed the association between blood pressure trajectories an