Summary statistics for e3_3_irf_c1_9 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e3_3_irf_~_9 | 95 2.682947 2.595355 .04 16.09 by Jean Roth , jroth@nber.org , 24 Aug 2018