Stata 15 help for linegap
Set the space between lines, in pixels, in the Results window
set linegap #
set linegap sets the space between lines, in pixels, in the Results
The default value of linegap varies by operating system. Depending upon
the font that you use in the Results window, smaller or larger values of
linegap may make the output more readable.
linegap can also be set by selecting Edit > Preferences... > General
preferences... in Windows and Unix(GUI) or by selecting Preferences >
General preferences... from the Stata menu in Mac.