Summary statistics for d_4_hos_c1_41 variable in hosp_rollup2552_96_2003 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~1_41 | 2 8876.5 1068.438 8121 9632 by Jean Roth , jroth@nber.org , 21 Apr 2018