Parameters Thalassemia-patients ( n= 60) Control-counterparts ( n= 36) Age 15 ± 4 15 ± 4 Gender Male/ female 31/ 29 19/ 17 High TSH 49/60(81.7%) 0/36 Low FT3 49/60 (81.7%) 4/36 Low FT4 41/60 (68.3%) 4/36

Table 1: Frequency of abnormal levels of TSH, free T3 and free T4 in Thalassemia-patients