Author Archives: Andrew T. Chan, Christopher S. Williams

In a nationwide, population-based study, exposure to endoscopy during pregnancy was associated with a minor increased risk of preterm birth or small for gestational age, but not congenital malformations or stillbirth. Continue reading →

In 2 phase II open-label clinical trials, the combination of ABT-493 (NS3/4A protease inhibitor) plus ABT-530 (NS5A inhibitor) achieved sustained virologic response in 96%-100% of patients with HCV genotype 1 or 3 infection and compensated cirrhosis. Continue reading →

In this Markov model of average-risk colorectal cancer screening, annual fecal immunohistochemical testing or colonoscopy every 10 years was more effective and less costly compared with multitarget stool DNA testing every 3 years. Continue reading →

In this retrospective cohort study, continuation of low-dose aspirin use was associated with a nearly 3-fold increased risk of recurrent lower GI bleeding, but reduced risk of serious cardiovascular events and death. Continue reading →