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Extract the Proportion of Effect Mediated

Source: R/indirect_proportion.R
coef.indirect_proportion.Rd

Return the proportion of effect mediated in the output of indirect_proportion().

Usage

# S3 method for class 'indirect_proportion'
coef(object, ...)

Arguments

object

The output of indirect_proportion()

...

Not used.

Value

A scalar: The proportion of effect mediated.

Details

It extracts and returns the element proportion in the input object.

See also

indirect_proportion()

Examples


library(lavaan)
dat <- data_med
head(dat)
#>           x        m        y       c1       c2
#> 1  9.931992 17.89644 20.73893 1.426513 6.103290
#> 2  8.331493 17.92150 22.91594 2.940388 3.832698
#> 3 10.327471 17.83178 22.14201 3.012678 5.770532
#> 4 11.196969 20.01750 25.05038 3.120056 4.654931
#> 5 11.887811 22.08645 28.47312 4.440018 3.959033
#> 6  8.198297 16.95198 20.73549 2.495083 3.763712
mod <-
"
m ~ x + c1 + c2
y ~ m + x + c1 + c2
"
fit <- sem(mod, dat, fixed.x = FALSE)
out <- indirect_proportion(x = "x",
                           y = "y",
                           m = "m",
                           fit = fit)
out
#> ==== Proportion of Effect Mediated ====
#> 
#> Path: 		 x -> m -> y 
#> Proportion: 	 0.591 
#> Indirect Effect: 0.733 
#> Total Effect: 	 1.241 
#> 
#> Note:
#> Use coef() to extract the proportion.
#> 
#> All indirect path(s):
#> x -> m -> y
coef(out)
#> x -> m -> y 
#>   0.5909523