Frequencies for first 10,000 rows of eidpte variable in nhamcsed2014 dataset :

         Does your ED have a |
     computerized system for |
identifying patients due for |
                     prevent |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                     Unknown |      1,310       13.10       13.10
         Yes, used routinely |      3,960       39.60       52.70
 Yes, but NOT used routinely |        280        2.80       55.50
Yes, but turned off/not used |        449        4.49       59.99
                          No |      4,001       40.01      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017