Changes per 4/3 meeting

Added categories for timeline of death to p1 interview
Revised propensity score matching variables
Now same variables in px score as in logit regression
Checking into diagnosis frequencies, added ed use

Added some code to look at diagnosis frequencies in general
Got counts of urgent , emergent ip admissions to work
Revised snf code to get days right
Added tab to get OP ED use
Added tab to classify COPD and CHF by primary diagnosis from ip claims
only, not all dx codes