Roel Bogie

Chapter 6

Funnel plot

0.22 0.165 0.11 0.055 0.000

Standard Error

-0.6

-0.4

-0.2

0

0.2

Risk di erence of recurrence

Egger’s test: z=-1.55, P =0.122

Figure 6.3: Funnel plot of included studies.

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