Summary statistics for 1997_surg_discharges_state dataset : by Jean Roth , jroth@nber.org , 14 Mar 2018 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- statenumber | 52 27.73077 18.2296 1 99 statelabel | 0 medicar~1997 | 52 1047947 3737153 29740 2.72e+07 allsurgica~i | 52 96.27918 7.941293 64.12614 113.5226 abdominala~r | 52 1.064221 .1557612 .5972692 1.323011 -------------+--------------------------------------------------------- backsurger~l | 52 3.136047 .931464 1.742236 6.472502 coronaryan~a | 52 18.7143 3.762489 10.46143 29.98182 coronaryar~g | 52 6.161194 1.100735 3.653403 8.483346 percutaneo~n | 52 7.238537 1.521519 3.802267 11.43185 carotidend~i | 52 3.247528 .8111537 1.187801 4.981405 -------------+--------------------------------------------------------- cholecyste~n | 52 4.782918 .6577239 3.430775 6.618659 hospitaliz~r | 52 8.258552 .7249315 5.572529 9.503331 hipreplace~r | 52 2.610791 .6675493 .8654878 4.071527 kneereplac~n | 52 5.463315 1.253879 2.043178 8.277706 mastect~1000 | 52 1.800767 .3660163 .7657861 2.657274 -------------+--------------------------------------------------------- resectionf~e | 52 1.920041 .2375697 1.31091 2.408231 lowerextre~p | 52 1.76932 .442759 .78792 2.735893 transureth~n | 52 7.74846 1.201628 5.261418 10.39513 aorticmitr~1 | 52 1.281025 .1820245 .7890228 1.638514 by Jean Roth , jroth@nber.org , 14 Mar 2018