def riskratio_confint(self, alpha=0.05, method="normal"):
        lcb, ucb = self.log_riskratio_confint(alpha, method=method)
        return np.exp(lcb), np.exp(ucb)
:param other: an IP set
dataset/ETHPy150Open statsmodels/statsmodels/statsmodels/stats/contingency_tables.py/Table2x2.riskratio_confint--crossover with--dataset/ETHPy150Open drkjam/netaddr/netaddr/ip/sets.py/IPSet.__lt__