Table 3.

PFS and OS in relation to polymorphisms.

	Progression-free survival			Overall survival
	Median PFS (95%CI)	HR (95% CI)	p	Median OS (95%CI)	HR (95% CI)	p
eNOS + 894G
GT	11.7 (9.86–15.3)	0.95 (0.69–1.32)	0.78	23.4 (17.3–32.3)	0.92 (0.64–1.31)
GG/TT	12.4 (10.94–13.9)	1.00		24.6 (17.0–32.4)	1.00	0.63
eNOS VNTR
4bb	12.4 (11.27–14.7)	0.74 (0.52–1.06)	0.1	24.3 (19.7–32.1)	0.88 (0.59–1.30)
4ab/4aa	11.5 (8.74–13.8)	1.00		17.9 (13.7–32.4)	1.00	0.52
VEGF + 936
TT	10.4 (7.36-NA)	0.88 (0.28–2.77)	0.83	20.9 (15.2-NA)	0.95 (0.23–3.86)
CT/CC	12.4 (11.37–13.7)	1.00		22.6 (18.9–29.8)	1.00	0.94