Table 4.

Change in hematologic parameters during restoration of euthyroid state

	Anemia with 2nd cause	GD Anemia	†P-value	Non-Anemic
N	5	9		36
Weeks	13.4±4	16±6.3	0.43
Hgb (g/dl)
Initial	10.4±1.3	10.7±0.8		13.3±1.0
Euthyroid	11.6±1.9	13.5±1.3		13.7±0.4
Change	1.4±1.3	2.8±1.3	0.07	0.36±0.9
MCV (fL)
Initial	78.1±15.6	80.3±2.9		81.3±4.4
Euthyroid	79.6±16.2	83.6±3.9		85.2±4.4
Change	1.5±2.9	3.2±1.9	0.19	4.0 ±3.2
Ferritin (ng/ml)*
Initial	61 (17-593)	176 (114-450)
Euthyroid	10 (7-431)	20 (14-28)
Change	-54 (-165- -8)	-155 (-426- -98)	0.14
TIBC (μg/dl)
Initial	296±86.1	247.6±49.8
Euthyroid	410.3±124.5	328.3±67.3
Change	114.3±49.2	96.8±71.7	0.72
EPO (mIU/ml)
Initial	168.2±284.1	16.3±5.2
Euthyroid	28.1±13.3	12.5±5.8
Change	-140.1±282.8	-3.7±4.3	0.33
Hgb normalization	0/5 =0%	8/9 =89%	0.003

With the exception of ferritin, results are expressed as mean±SD

^*Median (1^st – 3^rd Quartiles)

^†Comparison between GD anemia and anemia with secondary cause