Text Mining and Patient Severity Clusters - Text Mining Techniques for Healthcare Provider Quality Determination - page 300

Figure 3. Probability density for revised clusters 1-10 for length of stay
Figure 4. Probability density for revised clusters 1-10 for total charges
clusterIng In sas text mIner
In order to use the National Inpatient Sample and SAS Text Miner, we must first concatenate the text
strings. In order to do this, we use the following code:
Data nis.nistextstrings;
Set nis.nis2005;
Diagnoses=catx (' ',dx1,dx2,dx3,dx4,dx5,dx6,dx7,