Table 2.

Genome wide expression analysis in papillary thyroid cancer samples

	Group Stratification	Number of Differentially Expressed Genes	FDR adjusted p-value Range (BH* method)
Mortality	Presence vs. Absence	40	<0.05
Gender	Male vs. Female	43	<0.05
Tumor differentiation	Poorly vs. Well differentiated	115	<0.05
Age	≥ 45 vs. <45 Years	0	NS**
AMES risk classification	Low-risk vs. high-risk	0	NS
Tumor size	≥ 4 vs. <4 cm.	0	NS
Lymph node metastasis	Presence vs. Absence	0	NS
Extrathyroidal extension	Presence vs. Absence	0	NS
Recurrent tumor	Presence vs. Absence	0	NS

^*BH: Benjamini-Hochberg method

^**NS: not statistically significant