Summary statistics for drug2018q1 dataset :

by Jean Roth , jroth@nber.org , 19 Jun 2018

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   primaryid |  1,686,461    1.59e+08    1.29e+08   4.12e+07   1.44e+09
      caseid |  1,686,461    1.42e+07    787201.2    4123915   1.48e+07
    drug_seq |  1,686,461    6.775667    8.810657          1        293
    role_cod |          0
    drugname |          0
-------------+---------------------------------------------------------
     prod_ai |          0
     val_vbm |  1,686,461    1.017053    .1294707          1          2
       route |          0
    dose_vbm |          0
cum_dose_chr |     39,722    214323.1    3.74e+07          0   7.45e+09
-------------+---------------------------------------------------------
cum_dose_u~t |          0
      dechal |          0
      rechal |          0
     lot_num |          0
      exp_dt |      4,994    21698.11    856.5509     -14996      24561
-------------+---------------------------------------------------------
   exp_dtstr |          0
 exp_dt_mult |  1,686,461    .0000178    .0042176          0          1
     nda_num |    513,681    1.08e+08    1.47e+10          0   3.40e+12
    dose_amt |    614,918    757.2203    121188.5          0   6.40e+07
   dose_unit |          0
-------------+---------------------------------------------------------
   dose_form |          0
   dose_freq |          0

by Jean Roth , jroth@nber.org , 19 Jun 2018