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Table 3 SYRCLE risk of bias assessment for included studies

From: A systematic review of immune-based interventions for perinatal neuroprotection: closing the gap between animal studies and human trials

References

Selection bias

Performance bias

Detection bias

Attrition bias

Reporting bias

Free from other bias?

Random sequence generation

Groups similar at baseline

Allocation concealment

Animals random housing

Blinding of caregivers and/or examiners

Random outcome assessment

Blinding of outcome assessor

Incomplete outcome data addressed

Free from selective outcome reporting

[61]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Yes

Unclear

Yes

No

[54]

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Unclear

Yes

No

[63]

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Yes

[62]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Yes

[43]

Unclear

Yes

Yes

Unclear

Unclear

Unclear

Yes

Unclear

Yes

Yes

[44]

Unclear

Yes

Yes

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[64]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[65]

Unclear

Unclear

Yes

Unclear

Unclear

Yes

Unclear

Yes

Yes

Yes

[66]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Unclear

Yes

Yes

Yes

[67]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Yes

Unclear

Yes

Yes

[41]

Unclear

Yes

Yes

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[42]

Unclear

Yes

Yes

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[58]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Yes

Unclear

Yes

Yes

[68]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Unclear

Yes

Yes

Yes

[57]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Yes

Unclear

Yes

Yes

[59]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Yes

[47]

Yes

Unclear

Yes

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Yes

[48]

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Unclear

Yes

No

[70]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Unclear

Yes

Yes

Yes

[37]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Unclear

Yes

Yes

Yes

[71]

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Unclear

Yes

Yes

[60]

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Unclear

Yes

No

[72]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Unclear

Yes

Yes

Yes

[73]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[74]

Yes

Unclear

Yes

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[45]

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[75]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Unclear

Yes

Yes

Yes

[53]

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Yes

[76]

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Yes

Yes

[77]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[52]

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Yes

[56]

Unclear

Yes

Yes

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[40]

Unclear

Yes

Yes

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[49]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

No

[50]

Unclear

Yes

Yes

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[46]

Unclear

Unclear

Unclear

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes

[51]

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

Unclear

Yes

Yes

Yes

[39]

Unclear

Yes

Yes

Unclear

Unclear

Unclear

Unclear

Yes

Yes

Yes

[38]

Unclear

Yes

Yes

Unclear

Unclear

Unclear

Yes

Unclear

Yes

Yes

[55]

Unclear

Yes

Yes

Unclear

Unclear

Unclear

Yes

Yes

Yes

Yes