Summary statistics for hqi_hosp dataset : by Jean Roth , jroth@nber.org , 16 Nov 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- providerid | 0 hospname | 0 address | 0 city | 0 state | 0 -------------+--------------------------------------------------------- zipcode | 0 countyname | 0 phone | 4,783 5.84e+09 2.33e+09 9.37e+08 9.90e+09 hospitaltype | 0 hospitalow~p | 0 -------------+--------------------------------------------------------- emergencys~s | 0 by Jean Roth , jroth@nber.org , 16 Nov 2016