Sentence examples for based on polychoric correlations from inspiring English sources

As the items were assessed on an ordinal measurement level, we estimated the CFAs based on polychoric correlations, using the lavaan package in R60.

The implemented factor analyses were based on polychoric correlations, an extension of the tetrachoric correlation between two bivariate distributed continuous variables measured at an ordinal level.

It was hence based on polychoric correlations.

Due to the scaling of the MC-C, the input matrix was based on polychoric correlations and the ordinary least squares method was used for parameter estimation [ 43].

Due to the ordinal nature of item responses, both factor analysis and the calculation of Cronbach's alpha were based on polychoric correlations.

As the data were ordinal and non-normal, the diagonally-weighted least squares (DWLS) method, based on polychoric correlations and asymptomatic covariances, was used for extraction.

In other cases some researchers use weighted least squares based on polychoric correlation.

We chose unweighted least squares (ULS) estimation based on polychoric correlation matrices and variance-adjusted estimation methods to improve the precision of our estimates given these skewed categorical data [ 20, 22].

Statistical analysis was based on the polychoric correlations within each latent variable.

The factor analysis was performed, based on the polychoric correlations matrix between ZSDS items by means of the unweighted least squares method, since the normality supposition was not met [ 30], and using promax oblique rotation [ 31].

A factor analysis was performed, based on the polychoric correlations matrix, between ZSDS items using promax oblique rotation in 1049 PC patients with a diagnosis of MDD (DSM-IV).