Summary statistics for 1998_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~1998 | 52 1019783 3636186 30867 2.65e+07 allsurgica~i | 52 97.22601 8.21226 63.65273 116.4483 abdominala~r | 52 1.048107 .1750686 .4897117 1.328058 -------------+--------------------------------------------------------- backsurger~l | 52 3.432152 1.007821 1.789818 6.774959 coronaryan~a | 52 19.5445 3.888163 10.38524 30.859 coronaryar~g | 52 6.059162 1.047178 3.802332 8.105851 percutaneo~n | 52 7.996507 1.677852 4.046826 12.05079 carotidend~i | 52 3.252684 .7944024 1.152176 4.951603 -------------+--------------------------------------------------------- cholecyste~n | 52 4.658773 .6709154 3.432097 6.455501 hospitaliz~r | 52 8.232566 .8478797 5.081461 9.954406 hipreplace~r | 52 2.721933 .6687958 .7971734 4.037902 kneereplac~n | 52 5.356919 1.234503 2.0759 8.155695 mastect~1000 | 52 1.759449 .3334241 1.14293 2.470343 -------------+--------------------------------------------------------- resectionf~e | 52 1.977824 .2470961 1.254167 2.523484 lowerextre~p | 52 1.73429 .4107183 .661305 2.519915 transureth~n | 52 7.039328 1.175552 4.401304 9.588041 aorticmitr~1 | 52 1.34251 .2068013 .7914979 1.726193 by Jean Roth , jroth@nber.org , 14 Mar 2018