title: A rule of thumb for estimating the lower confidence interval in trials with small event rates.
authors.affiliation: Sheffield, UK. chika@doctors.org.uk.
authors.forename: C E
authors.initials: CE
authors.lastname: Uzoigwe
mesh_terms: D000776:Anesthesiology / Q000592:standards*; D003627:Data Interpretation, Statistical; D006801:Humans; D007442:Intubation, Intratracheal / Q000706:statistics & numerical data*; D012107:Research Design / Q000706:statistics & numerical data*