Summary statistics for d4_snf_c3_44 variable in hosp_rollup2552_96_2003 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_snf_c3_44 | 1,522 93572.69 422341.9 13 1.03e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018