Table 2. Expression of S100A8 and EGFR in kidney cancer among Saudi patients (CEGMR dataset) and GEO dataset (GSE781, GSE6344 and GSE7023).

Gene Symbol	CEGMR (own data) Sample size = 6		GSE781 Sample size = 34		GSE6344 Sample size = 40		GSE7023 Sample size = 47
	Fold Change	p-value	Fold Change	p-value	Fold Change	p-value	Fold Change	p-value
S100A8	2.663	0.0159	2.759	0.0109	3.107	0.0019	1.948	0.0105
EGFR	3.401	0.0410	5.563	8.54E-05	3.32472	6.00E-08	1.893	0.0026