Summary statistics for e3_2_ipf_c1_4 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e3_2_ipf_~_4 | 82 9.069878 10.0278 .01 50.55 by Jean Roth , jroth@nber.org , 24 Aug 2018