In a study comparing the effects of two treatments, the propensity score is the probability of assignment to one treatment conditional on a subject's measured baseline covariates. Propensity-score matching is increasingly being used to estimate the effects of exposures using observational data. In the most common implementation of propensity-score matching, pairs of treated and untreated subjec...

Masalah Begitu banyak kemajuan telah terjadi pada kemampuan perangkat keras maupun perangkat lunak untuk membantu kehidupan manusia. Meskipun begitu, masih banyak sekali masalah sistem yang tidak digunakan dengan maksimal. Oleh karena itu, salah satu isu yang sangat penting adalah bagaimana cara untuk mengerti kondisi-kondisi di mana sistem informasi diterima atau tidak diterima di dalam suatu ...

BACKGROUND AND PURPOSE Selective serotonin reuptake inhibitors (SSRIs) have been associated with an increased risk of bleeding but also a possible neuroprotective effect in stroke. We aimed to examine the implications of prestroke SSRI use in hemorrhagic and ischemic stroke. METHODS We conducted a registry-based propensity score-matched follow-up study among first-ever patients with hemorrhag...