Table 3.

Distribution of Mn-SOD (Ala16Val) polymorphism in patients with RCC and controls.

Mn-SOD	Patients n = 41	Control n = 50	P	OR (95% CI)
Mn-SOD			0.05
ALA16VAL
Ala/Ala	14 [34%]	8 [16%]
Ala/Val	17 [42%]	19 [38%]
Val/Val	10 [24%]	23 [46%]
(Ala/Ala + Ala/val)	31 [76%]	27 [54%]	0.039*	2.64 (1.06–6.69)
Val/Val	10 [24%]	23 [46%]
Allele frequency			0.009*	2.26 (1.24–4.12)
Ala	45 [55%]	35 [35%]
Val	37 [45%]	65 [65%]

*There was statistically significant difference between groups.