Figure 5From: A comparison of early versus late initiation of renal replacement therapy in critically ill patients with acute kidney injury: a systematic review and meta-analysisFunnel plot of all 15 studies. X-axis is log of risk ratio of death. Y-axis is Standard error of Log Risk ratio of death. Egger's regression (plot not shown): Bias (intercept) -3.19736, P-value = 0.00025 (null hypothesis stating no small study effects is REJECTED).Back to article page