Generate significance stars from p-values

Generate significance stars (e.g. '***', '**', '*', '.') from p-values using R's standard definitions.

stars.pval(p.value)

Arguments

p.value

numeric vector of p-values

Value

A character vector containing the same number of elements as p-value, with an attribute "legend" providing the conversion pattern.

Details

Mapping from p-value ranges to symbols:

0 - 0.001

'***'

0.001 - 0.01

'**'

0.01 - 0.05

'*'

0.05 - 0.1

'.'

0.1 - 1.0

” (No symbol)

See also

symnum

Author

Gregory R. Warnes greg@warnes.net

Examples

p.val <- c(0.0004, 0.0015, 0.013, 0.044, 0.067, 0.24)
stars.pval(p.val)
#> [1] "***" "**"  "*"   "*"   "."   " "  
#> attr(,"legend")
#> [1] "0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1"