Summary statistics for e3_3_irf_c1_9 variable in prds_hosp10_yr2017 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e3_3_irf_~_9 | 44 2.648864 2.291222 .02 7.5 by Jean Roth , jroth@nber.org , 26 Oct 2018