Model 1 Model 2 OR (95% CI) OR (95% CI) KDR-rs2071559 : Genotype, n (%) TT 1.00 1.00 CT 1.44 (1.10, 1.88) 0.008 1.45 (1.10, 1.92) 0.009 CC 2.09 (1.40, 3.13) <0.001 2.04 (1.35, 3.09) 0.001 Dominant, n (%) TT 1.00 1.00 CC + CT 1.56 (1.21, 2.02) 0.001 1.57 (1.20, 2.04) 0.001 Recessive, n (%) CT + TT 1.00 1.00 CC 1.75 (1.19, 2.56) 0.004 1.69 (1.15, 2.50) 0.008 KDR-rs2239702 : Genotype, n (%) GG 1.00 1.00 GA 1.16 (0.87, 1.55) 0.303 1.12 (0.83, 1.51) 0.447 AA 2.54 (1.28, 5.05) 0.008 2.50 (1.25, 5.01) 0.010 Dominant, n (%) GG 1.00 1.00 GA + AA 1.29 (0.98, 1.69) 0.072 1.26 (0.95, 1.66) 0.116 Recessive, n (%) GG + GA 1.00 1.00 AA 2.44 (1.24, 4.83) 0.010 2.63 (1.34, 5.35) 0.011