Frequencies for legamplci variable in pchrr2010 dataset : Leg | amputations | per 1,000 | Medicare | enrollees | Overall | Lower | confidence | limit | Freq. Percent Cum. ------------+----------------------------------- -1.95 | 1 0.33 0.33 -1.12 | 1 0.33 0.65 -1.07 | 1 0.33 0.98 -.94 | 1 0.33 1.30 -.91 | 1 0.33 1.63 -.86 | 1 0.33 1.95 -.83 | 2 0.65 2.61 -.8 | 1 0.33 2.93 -.78 | 1 0.33 3.26 -.72 | 1 0.33 3.58 -.71 | 1 0.33 3.91 -.69 | 1 0.33 4.23 -.68 | 2 0.65 4.89 -.65 | 3 0.98 5.86 -.64 | 1 0.33 6.19 -.63 | 1 0.33 6.51 -.61 | 3 0.98 7.49 -.58 | 2 0.65 8.14 -.56 | 1 0.33 8.47 -.52 | 3 0.98 9.45 -.51 | 1 0.33 9.77 -.5 | 1 0.33 10.10 -.49 | 1 0.33 10.42 -.48 | 1 0.33 10.75 -.47 | 2 0.65 11.40 -.45 | 2 0.65 12.05 -.43 | 1 0.33 12.38 -.42 | 3 0.98 13.36 -.41 | 2 0.65 14.01 -.4 | 1 0.33 14.33 -.39 | 1 0.33 14.66 -.38 | 1 0.33 14.98 -.36 | 1 0.33 15.31 -.35 | 2 0.65 15.96 -.34 | 1 0.33 16.29 -.33 | 2 0.65 16.94 -.32 | 1 0.33 17.26 -.29 | 1 0.33 17.59 -.28 | 2 0.65 18.24 -.27 | 2 0.65 18.89 -.26 | 1 0.33 19.22 -.25 | 2 0.65 19.87 -.23 | 2 0.65 20.52 -.22 | 1 0.33 20.85 -.2 | 1 0.33 21.17 -.19 | 1 0.33 21.50 -.16 | 1 0.33 21.82 .17 | 1 0.33 22.15 .18 | 2 0.65 22.80 .21 | 2 0.65 23.45 .24 | 1 0.33 23.78 .25 | 1 0.33 24.10 .26 | 2 0.65 24.76 .27 | 1 0.33 25.08 .28 | 3 0.98 26.06 .29 | 6 1.95 28.01 .3 | 2 0.65 28.66 .31 | 4 1.30 29.97 .32 | 2 0.65 30.62 .33 | 1 0.33 30.94 .34 | 1 0.33 31.27 .35 | 6 1.95 33.22 .36 | 1 0.33 33.55 .37 | 2 0.65 34.20 .39 | 11 3.58 37.79 .4 | 8 2.61 40.39 .41 | 1 0.33 40.72 .42 | 7 2.28 43.00 .43 | 5 1.63 44.63 .44 | 1 0.33 44.95 .45 | 6 1.95 46.91 .46 | 6 1.95 48.86 .47 | 5 1.63 50.49 .48 | 2 0.65 51.14 .49 | 3 0.98 52.12 .5 | 6 1.95 54.07 .51 | 4 1.30 55.37 .52 | 6 1.95 57.33 .53 | 4 1.30 58.63 .54 | 2 0.65 59.28 .55 | 5 1.63 60.91 .56 | 7 2.28 63.19 .57 | 5 1.63 64.82 .58 | 5 1.63 66.45 .59 | 2 0.65 67.10 .6 | 5 1.63 68.73 .61 | 4 1.30 70.03 .62 | 3 0.98 71.01 .63 | 1 0.33 71.34 .64 | 1 0.33 71.66 .65 | 5 1.63 73.29 .66 | 4 1.30 74.59 .67 | 2 0.65 75.24 .68 | 4 1.30 76.55 .69 | 2 0.65 77.20 .7 | 2 0.65 77.85 .71 | 3 0.98 78.83 .72 | 4 1.30 80.13 .73 | 4 1.30 81.43 .74 | 4 1.30 82.74 .75 | 4 1.30 84.04 .76 | 1 0.33 84.36 .77 | 4 1.30 85.67 .8 | 1 0.33 85.99 .81 | 1 0.33 86.32 .82 | 1 0.33 86.64 .83 | 3 0.98 87.62 .84 | 2 0.65 88.27 .87 | 2 0.65 88.93 .88 | 4 1.30 90.23 .91 | 1 0.33 90.55 .93 | 2 0.65 91.21 .94 | 1 0.33 91.53 .95 | 1 0.33 91.86 .97 | 1 0.33 92.18 .99 | 1 0.33 92.51 1.02 | 1 0.33 92.83 1.03 | 1 0.33 93.16 1.12 | 1 0.33 93.49 1.22 | 1 0.33 93.81 1.8 | 1 0.33 94.14 2.62 | 1 0.33 94.46 . | 17 5.54 100.00 ------------+----------------------------------- Total | 307 100.00 by Jean Roth , jroth@nber.org , 14 Mar 2018