Hi,    I have a data set with wait time data. exemple:  Patient Admission date/time Left ER date time Wait time A 2015-11-02 5:00 2015-11-02 19:30 14:30:00 B 2015-11-05 8:12 2015-11-05 17:30 9:18:00 C 2015-11-14 5:00 2015-11-15 19:30 38:30:00 Total wait time     62:18:00     I would like to be able to count the total number (in hours and in minutes) waiting time in the room.   thank you ... View more

Hi,   I'm new user in SAS EG. and working with health data   My employe would like to see the list of surgeon doing 80% of the surgery volume. I count volume by Dr Dr Cas Medecin E 160 Medecin A 50 Medecin B 32 Medecin C 5 Medecin D 5 etc   (in this example = Medecin E and A), when they will be identify, I would need to identify in which category 80% of the volume or (for each surgeon)    Dr Volume HIG_Code_Description Medecin E 100 810 Palliative Care Medecin E 28 654 Other/Unspecified Sepsis Medecin E 2 726 Hip Replacement with Trauma/Complication of Treatment Medecin E 20 026 Ischemic Event of Central Nervous System Medecin E 10 810 Palliative Care Medecin A 40 726 Hip Replacement with Trauma/Complication of Treatment Medecin A 2 026 Ischemic Event of Central Nervous System Medecin A 3 810 Palliative Care     thank you! Line ... View more