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Table 8 Number of studies per meta-analysis (minimum, median and maximum), a propos large z values

From: Multivariate meta-analysis of critical care meta-analyses: a meta-epidemiological study

 

Mortality

Second outcome

Third outcome

OR

 Acceptable z

4, 12 & 24

4, 8 & 20

3, 7 & 15

 Large z

6, 13 & 16

5, 6 & 9

4, 5 & 10

RR

 Acceptable z

4, 12.5 & 24

4, 9 & 20

4, 7 & 15

 Large z

7, 10 & 16

4, 6 & 9

3, 7 &15