Summary statistics for drug2017q1 dataset :

by Jean Roth , jroth@nber.org , 18 Sep 2017

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   primaryid |  1,238,227    1.46e+08    1.24e+08   3.88e+07   1.33e+09
      caseid |  1,238,227    1.30e+07    715707.8    3880460   1.34e+07
    drug_seq |  1,238,227    6.018548    8.832303          1        231
    role_cod |          0
    drugname |          0
-------------+---------------------------------------------------------
     prod_ai |          0
     val_vbm |  1,238,227    1.022933    .1496893          1          2
       route |          0
    dose_vbm |          0
cum_dose_chr |     29,146    119157.7     7895114   .0181818   7.70e+08
-------------+---------------------------------------------------------
cum_dose_u~t |          0
      dechal |          0
      rechal |          0
     lot_num |          0
      exp_dt |      3,445    21352.29    462.0286      12451      23892
-------------+---------------------------------------------------------
   exp_dtstr |          0
 exp_dt_mult |  1,238,227    .0000194    .0044025          0          1
     nda_num |    462,771    7.06e+07    1.03e+10          0   2.28e+12
    dose_amt |    523,138    465.9452    63735.77          0   3.00e+07
   dose_unit |          0
-------------+---------------------------------------------------------
   dose_form |          0
   dose_freq |          0

by Jean Roth , jroth@nber.org , 18 Sep 2017