IFNGR1 and tuberculosis: The association of the IFNGR1 rs2234711 polymorphism with TB susceptibility was significant in Africans (dominant model: OR = 1.24, 95% CI: 1.01–1.52) and Asians (homozygote model: OR = 0.82, 95% CI: 0.70–0.98), respectively (Table 2).