G6PD and thalassemia: Another survey of hemoglobinopathies and G6PD deficiency in various ethnic groups living in Shan State of Myanmar detected the overall frequencies of α-thalassemia, HbE and G6PD-Mahidol at 37.5, 20.3 and 17.5%, respectively, and G6PD-Mahidol and HbE co-occurred in 2.8% of the population [25].