Table 5.

Impact on survival of zinc serum level depending on SOD2 polymorphism (multivariable Cox regression).

SOD2 TC/TT (n = 219)				SOD2 CC (n = 81)
Tertiles	Number of Patients		vs.	Tertiles	Number of Patients
	Dead	Living			Dead	Living
ZnA	42	37		ZnA	8	12
ZnB	26	49		ZnB	11	13
ZnC	16	49		ZnC	13	24
ZnB vs. ZnC HR = 1.60; CI = 0.85–3.03; p = 0.144				ZnB vs. ZnC HR = 0.70; CI = 0.28–1.77; p = 0.46
ZnA vs. ZnC HR = 3.0; CI = 1.63–5.55; p < 0.01				ZnA vs. ZnC HR = 0.83; CI = 0.33–2.14; p = 0.70