Frequencies for first 10,000 rows of boardhos variable in nhamcsed2007 dataset :

   if ed is |
 critically |
overloaded, |
        are |
admitted ed |
   patients |
       ever |
  'boarded' |
   in inpat |      Freq.     Percent        Cum.
------------+-----------------------------------
      blank |        103        1.03        1.03
    unknown |        234        2.34        3.37
        yes |      2,766       27.66       31.03
         no |      6,897       68.97      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016