Juntendo University Shizuoka Hospital

On the Conservativeness of Robust Variance Estimators in Propensity Score Weighted Cox Models

In propensity score weighted analysis, robust variance that does not account for weight estimation (hereafter, uncorrected variance) is commonly used. In propensity score weighted Cox models (CoxPSW), the uncorrected variance is known to be conservative when weights for the avera...

Aspirin Omission at the Time of Primary Percutaneous Coronary Intervention in STEMI

BackgroundThe safety of omitting up-front treatment with aspirin during primary percutaneous coronary intervention (PCI) in patients with ST-segment elevation myocardial infarction (STEMI) remains unclear. MethodsWe conducted a multicenter, open-label, randomized trial in Japan i...