Table I.

Distribution of neonatal TSH levels > 5 mIU/L in Macedonia from 2002 to 2014.

Year	n	TSH mean (SD)	% of TSH measurements
			>5 mlU/L
*2002	6 004	6.73 (1.72)	4.26
*2003	8 213	6.32 (1.31)	5.88
*2004	10 239	5.81 (0.80)	2.74
*2005	8 509	5.77 (0.76)	1.34
*2006	16 407	5.92 (0.91)	1.75
2007	18 162	5.86 (0.85)	2.48
2008	18 206	6.49 (1.48)	3.18
2009	18 684	6.31 (1.20)	2.95
2010	18 686	6.38 (1.33)	2.88
2011	18 259	6.30 (1.26)	3.29
2012	19 013	6.29 (1.14)	3.31
2013	18 764	6.16 (1.11)	2.85
2014	19 067	6.72 (1.71)	3.12
Total	198 213	6.24 (1.23)	3.08

n – number of newborns evaluated for TSH > 5 mlU/L;

TSH – thyroid-stimulating hormone; TSH mean – average concentration of the analyzed samples with a TSH level of > 5 mlU/L whole blood;

^*pilot study