Summary statistics for d4_snf_c3_53 variable in hosp_rollup2552_96_1996 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_snf_c3_53 | 1,505 4974.292 13215.95 -2092 226479 by Jean Roth , jroth@nber.org , 3 Sep 2018