Summary statistics for d_1_hos_c7_30 variable in hosp_rollup2552_96_1997 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_1_hos_c7~0 | 630 6735.648 6956.314 1 46110 by Jean Roth , jroth@nber.org , 5 Sep 2018