'For internal use'

def summary_proc(self, g):

    if (self.exog != None):
        myTitle = (('exog    =    ' + str(self.groups[g])) + '\n')
    else:
        myTitle = 'Kaplan-Meier    Curve'
    table = np.transpose(self.results[g])
    table = np.c_[(np.transpose(self.ts[g]), table)]
    table = SimpleTable(table, headers=['Time', 'Survival', 'Std.    Err'], title=myTitle)
    print table
