Sentence examples for missing category to from inspiring English sources

We thus added a missing category to these variables.

Participants with missing data on a variable are often categorized in a "missing" category to avoid exclusion of incomplete cases.

Multiple imputation with logistic regression methods was developed and compared with exclusion of individuals with missing characteristics and with creation of a missing category to cope with missing data.

Subjects with incomplete data regarding one or several variables were included in the analysis (as a "missing category") to reduce the impact of possible bias.

Hence, the missing category contributed to variation in the analyses, but was not interpreted in the results.

The missing category corresponds to 260 cases without information about the number of visits and/or the trimester when prenatal care was started (source: ref. 10).

The inclusion of a missing category was necessary to avoid excluding many problem drinkers whose spouses did not participate.

If the respondents did not respond to other variables, the corresponding observations were assigned to the "missing" category.

The primary analysis excluded the 10% of individuals with missing data on smoking, alcohol, or BMI; these patients were included in later sensitivity analyses with missing category and multiple imputation methods to deal with the missing covariates.

The women who did not use prenatal care or were unable to inform about the number of visits or the trimester when prenatal care had begun were assigned to the "missing" category [ 8].

This missing category may have induced study respondents to over-rate their health in 2002.