Summary statistics for g_c1thr4_45 variable in hosp_rollup2552_96_2004 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_45 | 539 1.38e+07 6.31e+07 -1.04e+07 9.11e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018