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Table 2 Pairwise Comparisons Table for the network of non-invasive diagnostic modalities for detecting coronary artery disease

From: ROB-MEN: a tool to assess risk of bias due to missing evidence in network meta-analysis

Column no.

1

2

3

4

5

Pairwise comparisons

No. of studies in each comparison

Within-study assessment of bias

Across-study assessment of bias

Overall bias

Reporting this outcome (sample size)

Total identified in the SR (total sample size)

Evaluation of selective reporting within studies using signalling questions

Qualitative and quantitative assessment of publication bias

Overall judgement

Group A: observed for this outcome

CCTA vs exercise ECG

1 (562)

1 (562)

No bias detected

No bias detected

No bias detected

CCTA vs SPECT-MPI

2 (1149)

2 (1149)

No bias detected

Suspected bias favouring CCTA

Suspected bias favouring CCTA

CCTA vs standard care

7 (4015)

7 (4015)

No bias detected

Suspected bias favouring CCTA

Suspected bias favouring CCTA

CMR vs standard care

2 (214)

2 (214)

No bias detected

Suspected bias favouring CMR

Suspected bias favouring CMR

Exercise ECG vs standard care

1 (130)

1 (130)

No bias detected

No bias detected

No bias detected

Exercise ECG vs stress echo

4 (1086)

4 (1086)

No bias detected

No bias detected

No bias detected

SPECT-MPI vs standard care

2 (4165)

2 (4165)

No bias detected

No bias detected

No bias detected

Standard care vs stress echo

1 (132)

1 (132)

No bias detected

Suspected bias favouring Stress Echo

Suspected bias favouring Stress Echo

Group B: observed for other outcomes (no studies)

Group C: Unobserved

CCTA vs CMR

0

0

NA

No bias detected

No bias detected

CCTA vs stress echo

0

0

NA

Suspected bias favouring CCTA

Suspected bias favouring CCTA

CMR vs exercise ECG

0

0

NA

No bias detected

No bias detected

CMR vs SPECT-MPI

0

0

NA

No bias detected

No bias detected

CMR vs stress echo

0

0

NA

Suspected bias favouring CMR

Suspected bias favouring CMR

Exercise ECG vs SPECT-MPI

0

0

NA

Suspected bias favouring SPECT-MPI

Suspected bias favouring SPECT-MPI

SPECT-MPI vs stress echo

0

0

NA

No bias detected

No bias detected

  1. CCTA, coronary computed tomographic angiography; CMR, cardiovascular magnetic resonance; ECG, electrocardiogram; Echo, echocardiography; SPECT-MPI, single-photon emission computed tomography-myocardial perfusion imaging; SR, systematic review