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Calculate femur length for gestational age centiles and z-scores

Usage

calculate_fl_gestage(gestage = NULL, fl = NULL)

Arguments

gestage

Gestational age. Gestational age can be provided as a string with a format of weeks+days or as numeric of exact weeks in decimal format

fl

Femur length in millimetres

Value

A list of 2 elements containing 1) femur length-for-gestational age z-score; and, 2) femur length-for-gestational age centile.

Examples

calculate_fl_gestage(gestage = "78+0", fl = 10)
#> [[1]]
#> [1] -0.3942209
#> 
#> [[2]]
#> [1] 0.346709
#>