The prognostic value of separate lymphatic invasion and vascular invasion in oesophageal squamous cell carcinoma: a meta-analysis and systematic review

Table 3 Pooled results of multivariate analysis

Indicator	LI		Heterogeneity analysis		Publication bias	VI		Heterogeneity analysis		Publication bias
Indicator	HR (95% CI)	p value	I²	p value	Publication bias	HR (95% CI)	p value	I²	p value	Publication bias
OS	1.33 (1.17–1.50)	< 0.0001	4.1%	0.407	0.017	1.29 (1.16–1.45)	< 0.0001	24.5%	0.166	0.596
RFS	1.71 (1.24–2.36)	0.001	50.5%	0.049	0.063	1.28 (1.07–1.52)	0.07	0%	0.682	1