The Role of CTLA-4 Exon-1 49 A/G Polymorphism and Soluble CTLA-4 Protein Level in Egyptian Patients with Behçet's Disease

Table 5

Serum CTLA-4 levels (ng/mL) mean ± SD according to CTLA-4 genotypes frequencies in both patients and control groups.

	CTLA-4 49 A genotypes frequency			𝑃 value
	AA	AG	GG
Controls; (𝑛=95)	1.84 ± 0.16	1.90 ± 0.14	1.95 ± 0.28	0.135
Patients; (𝑛=60)	1.49 ± 0.23	1.89 ± 0.15	1.92 ± 0.30	0.001
𝑃 value	<0.0001	0.674	0.528