Summary statistics for e3_3_irf_c1_6 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e3_3_irf_~_6 | 3 2.616667 2.416657 .02 4.8 by Jean Roth , jroth@nber.org , 24 Aug 2018