IL2RB and asthma: Similarly, there was no significant heterogeneity for the allergic strata except possibly for rs2284033 in IL2RB (Pheterogeneity  =  0.038), where opposite directions of association with asthma were observed in the two allergic strata, and for rs11071559 in RORA (Pheterogeneity  = 0.059) where the signal for asthma association appears to be seen predominantly in the allergic individuals.