Quality Control and Outlier Identification in Bulk for Multicenter Trials
Quality Control and Outlier Identification in Bulk for Multicenter Tri...
Function to obtain values outside of whiskers on boxplot
Identifies individual multivariate outliers
Identifies individual univariate outliers
Unique values in a vector
Identifies site level outliers
Multicenter randomized trials involve the collection and analysis of data from numerous study participants across multiple sites. Outliers may be present. To identify outliers, this package examines data at the individual level (univariate and multivariate) and site-level (with and without covariate adjustment). Methods are outlined in further detail in Rigdon et al (to appear).