Sentence examples for core variables were from inspiring English sources

After exclusion of these datasets, the results showed that 20 Utstein core variables were > 90% complete.

The insignificant socio-demographic variables were removed, but core variables were entered in step 1 (age, gender, education level, type of cancer, and type of treatment).

These core variables were associated with known predictors of poor outcome after hip fracture and should warrant further assessment to confirm their importance as outcome variables in addition to gait speed.

Certain core variables are included in data collection every year (such as demographic characteristics, up to three diagnoses per visit and insurance status).

The two core variables are the 'first-generation immigrants' (a dummy variable if the respondent and his/her parents were not born in the current country of residence) and 'second-generation immigrants' (a dummy variable if the respondent was born in the current country of residence but both of his/her parents were born in other countries).

The 28 core variables are in three groups: "system variables", "patient variables", and "post-intervention variables" (Table 1).

We have assessed the included studies assuming that all the recommended Utstein airway core variables are important to document for each study.

During an influenza season, data collected through FluSurv-NET are reported weekly to the CDC Influenza Division (required core variables are surveillance site; hospital admission date; patient's date of birth; type of influenza test; and, if available, type of influenza virus).

The most frequent reported core variable was "patient category", reported in 63 (86%) of the 73 studies (Table 4).

Finally, through 'selective coding', the core variable was selected, systematically relating it to other categories, validating relationships and filling in categories that needed further refinement and development.

We found that the significance levels of all the core independent variables were weaker or even disappeared, potentially caused by correlations among them (see Table 3).