Rakna med det interna bortfallet.(Utvikling i sykepleien * Nursing Development) From: Nursing Science & Research in the NordicCountries | Date: September 22, 2006| Author: | COPYRIGHT 2006 Northern Nurses' Federation. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan.  All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information) Copyright information

COUNT WITH THE INTERNAL DROP-OUT

ABSTRACT:

Missing data is a pragmatic fact that must be investigated and not a disaster to be mitigated. It is a property of the population to which we seek to generalize and can cause problems not only through its impact on the sample size available for analysis but also through its potential hidden biases. Making imputations without first analysing the randomness of the missing responses can even be worse than doing nothing, so care is needed while imputing missing values. This paper reflects on how to prevent, analyse and handle missing ...