Summary statistics for d4_snf_c2_44 variable in hosp_rollup2552_96_2008 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_snf_c2_44 | 1,127 739082.2 3089897 -370 5.45e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018