Data Visualization and Data Summary - Text Mining Techniques for Healthcare Provider Quality Determination - page 57

Figure 28. Length of stay for hospital #7 by procedure
Figure 29. Length of stay for hospital #1 by procedure
PatIent comPlIance and data summarIes
Although patient compliance is an important issue in investigating treatment outcomes, it is currently
excluded from defining patient severity indices because of the difficulty in computing the level of com-
pliance. We will demonstrate here how data visualization can be used to examine compliance levels.
In this section, we use data summaries and data preprocessing to investigate a prescription database.
Summaries can be useful when investigating trends in the dataset. For this example, we will use the
MEPS data and the prescriptions file. For this analysis, we restrict our attention to the year 2005. We