SIC - More table updates

More work on formatting Table 1
Spouse - added 3-12m time sample split

Added section to run analysis on subsample where the interview is within
3-12m of R's death
Spouse claims - added notes
Surgery - more on excluding outliers

Save dataset with the outliers based on pre-surgery interview time
removed
Run new KM curve and Tables 1,2 when outliers are excluded