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Table 3 The ALL cancer risk by positive parents’ smoking habit and the XRCC7 polymorphism

From: Association between genetic polymorphism of XRCC7 (G6721T) and risk of acute lymphoblastic leukemia

XRCC 7 polymorphismControls (n = 67)Cases (n = 48)OR (95% CI) ‡P value
GG27111 
GT22301.64 (0.83–3.22)0.15
TT1871.99 (1.03–3.86)0.04