Sentence examples for missing data item from inspiring English sources

Multiple imputation does not replace the missing item with a single predicted value, but rather imputes multiple values for each missing data item.

44 Imputation is the substitution of some value for a missing data item.

This resulted in several kinds of missing data, item, scale score, and questionnaire levels, along with attrition and total nonparticipation.

As recommended by Weinger et al. (2005) and indicated by substantial missing data, item 3 (check ketones) was excluded from our initial testing of unidimensional models.

Regardless of any decision to modify or discontinue their assigned intervention, study participants should be retained in the trial whenever possible to enable follow-up data collection and prevent missing data (Item 18b).

For each missing data item, we will create a regression model (typically logistic regression for missing dichotomous items and linear regression for missing continuous data) that predicts the missing item based on related non-missing items from each subject, and general trends seen in the non-missing data from all subjects.

In effect, this methodology assumes that the institution would have performed equally well in the missing data items as it did in the measures for which its data was available.

A multiple imputation procedure [18] (assumed data was missing at random) was used in this analysis to impute any missing data items.

These reports include site-specific enrollment and follow-up statistics, demographics and flags of missing data items and data collection forms.

This would, in principle, allow the values of some missing data items to be deduced from the values of related data elsewhere in the file.

There were missing data items in some of the SF-36 forms.