Prognostic Value of Lymphovascular Invasion in Upper Urinary Tract Urothelial Carcinoma after Radical Nephroureterectomy: A Systematic Review and Meta-Analysis

Figure 5

Egger’s funnel plots for publication bias. (a) Progression-free survival (PFS). (b) Cancer-specific survival (CSS). (c) Overall survival (OS). SND: standard normal deviate; CI: confidence interval.

(a)

(b)

(c)