Summary statistics for d4_snf_c3_56 variable in hosp_rollup2552_96_2002 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_snf_c3_56 | 1,705 159220.6 171404.4 6 1955637 by Jean Roth , jroth@nber.org , 10 Sep 2018