Sentence examples for a substantial proportion of missing data from inspiring English sources

However there was a substantial proportion of missing data for DT ratings for non-participants (33.6%).

Third, in particular for teacher ratings of ADHD symptoms, there was a substantial proportion of missing data.

Under the assumption of data missing at random (MAR), FIML provides unbiased parameter estimates compared to traditional methods (such as last observation carried forward) even with a substantial proportion of missing data [ 51].

The differences between the two imputation methods, however, were apparent only for substantial proportions of missing data of about 40%, which may occur empirically for some sensitive variables such as SES (Stanat et al. [2012]).

Study populations of adolescents are often characterised by a substantial proportion of missing values on height and weight [ 2- 4].

We assessed the impact of missing values by creating a category of "unknown" for factors with a substantial proportion of missing values or by deleting the cases with missing values.

Incomplete outcome data: A substantial proportion of the missing data, especially in the longer-term outcome studies, were related to survival of the patient.

ABC had a substantially higher proportion of missing data than the other scales (6.9 vs. 0.9 1.3%).

Furthermore, as the number of variables increases, even a small proportion of missing data for each variable can lead to severely depleted data for CCA and substantial loss of power.

Second, there was a considerable proportion of missing data.

This study was strengthened by prospective data collection and having a low proportion of missing data.