Frequencies for first 10,000 rows of ectoee variable in nhamcsed2015 dataset :

       Does your ED have the |
 computerized capability for |
         ordering lab tests? |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                       Blank |         57        0.57        0.57
         Yes, used routinely |      9,730       97.30       97.87
 Yes, but NOT used routinely |        213        2.13      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017