Blar i NTNU Open på forfatter "Ramsay, CR"
-
Investigating the missing data mechanism in quality of life outcomes: a comparison of approaches
Fielding, S; Fayers, Peter; Ramsay, CR (Journal article; Peer reviewed, 2009)Background: Missing data is classified as missing completely at random (MCAR), missing at random (MAR) or missing not at random (MNAR). Knowing the mechanism is useful in identifying the most appropriate analysis. The ...