Summary statistics for d_4_snf_c11_59 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_snf~1_59 | 9 118.4444 354.2648 -15 1063 by Jean Roth , jroth@nber.org , 24 Aug 2018