Thyroid Function in Chronically Transfused Children with Beta Thalassemia Major: A Cross-Sectional Hospital Based Study

Table 2

Thyroid Dysfunction	Frequency	Mean	Standard deviation	Mann-Whitney U Test
Evaluation of thyroid dysfunction by ferritin
Present	4	3983.00	1698.30	.805
Absent	79	4322.13	2700.63	NS
Evaluation of thyroid dysfunction by TSH
Present	4	6.38	.83	.0001
Absent	79	2.68	.91	HS
Analysis of thyroid function with TSH, Free T4 and ferritin values in the second decade of life
Dosage (mg/kg/day)
Present	2	23.00	2.83	0.948
Absent	36	23.33	7.09
Ferritin (ng/ml)
Present	2	4947.50	1283.40	0.959
Absent	38	4846.11	2723.12
TSH (mIU/ml)
Present	2	6.85	.52	.0001
Absent	38	2.51	.90
Free T4 (ng/dl)
Present	2	1.23	.73	0.141
Absent	38	1.52	.25