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Table 3 Group characteristics of a fictional network (g identifies the group. n is the total number of subjects and d is the total number of deaths in each group. Additional characteristics are also listed: the Q statistic describing heterogeneity has df degrees of freedom, and τ gives the square root of the τ 2 statistics for between - cohort heterogeneity)

From: Multiple Score Comparison: a network meta-analysis approach to comparison and external validation of prognostic scores

g

Scores

Cohorts

n

d

Q

df

τ

1

A, B

R

4000

350

28

0

0.019

2

A, C

S, T

1000

200

15.5

1

0.014

3

A, B, D

U, V

3000

300

13.4

2

0.004

4

A, B, C, D

X, Y

2000

300

9.6

3

0.036