Frequencies for first 10,000 rows of othtst1 variable in nhamcsopd1995 dataset : other test | - icd-9-cm | procedure - | 4 dgt | Freq. Percent Cum. ------------+----------------------------------- 0000 | 9,851 98.51 98.51 7534 | 23 0.23 98.74 7535 | 4 0.04 98.78 7934 | 1 0.01 98.79 8619 | 6 0.06 98.85 8832 | 1 0.01 98.86 8898 | 1 0.01 98.87 8906 | 1 0.01 98.88 8911 | 30 0.30 99.18 8913 | 2 0.02 99.20 8914 | 2 0.02 99.22 8931 | 1 0.01 99.23 8937 | 4 0.04 99.27 8939 | 1 0.01 99.28 8941 | 1 0.01 99.29 8952 | 12 0.12 99.41 8965 | 1 0.01 99.42 9032 | 5 0.05 99.47 9042 | 9 0.09 99.56 9092 | 2 0.02 99.58 9099 | 3 0.03 99.61 9139 | 1 0.01 99.62 9142 | 1 0.01 99.63 9146 | 18 0.18 99.81 9149 | 1 0.01 99.82 9191 | 1 0.01 99.83 9192 | 1 0.01 99.84 9195 | 4 0.04 99.88 9199 | 1 0.01 99.89 9214 | 3 0.03 99.92 9308 | 1 0.01 99.93 9505 | 1 0.01 99.94 9509 | 2 0.02 99.96 9541 | 2 0.02 99.98 9547 | 1 0.01 99.99 9652 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016