Summary statistics for drug2014q3 dataset :

by Jean Roth , jroth@nber.org , 19 Apr 2017

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   primaryid |    689,312    1.08e+08    6.62e+07   3.04e+07   1.03e+09
      caseid |    689,312    1.02e+07    519458.8    3041652   1.07e+07
    drug_seq |    689,312    5.248134    6.976584          1        143
    role_cod |          0
    drugname |          0
-------------+---------------------------------------------------------
     prod_ai |          0
     val_vbm |    689,312    1.039999    .1959577          1          2
       route |          0
    dose_vbm |          0
cum_dose_chr |     14,429    77317.25     3068127       .036   3.26e+08
-------------+---------------------------------------------------------
cum_dose_u~t |          0
      dechal |          0
      rechal |          0
     lot_num |          0
      exp_dt |      3,114       20308    748.3283     -16347      22060
-------------+---------------------------------------------------------
   exp_dtstr |          0
 exp_dt_mult |    689,312    .0000609    .0078056          0          1
     nda_num |    253,679    2.68e+19    9.55e+21          0   3.40e+24
    dose_amt |    294,978    9359.878     1953952        -.5   5.25e+08
 dose_amtstr |          0
-------------+---------------------------------------------------------
dose_amt_m~t |    689,312    .0005846    .0241723          0          1
   dose_unit |          0
   dose_form |          0
   dose_freq |          0

by Jean Roth , jroth@nber.org , 19 Apr 2017