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Table 2 The risk of bias table in this meta-analysis

From: Safety of outpatient anterior cervical discectomy and fusion: a systematic review and meta-analysis

 

Adamson [16]

Liu [18]

McGirt [27]

Silvers [21]

Stieber [22]

Trahan [24]

Wohns [25]

Random sequence generation

Not

Low

Low

Low

Low

High

Low

Allocation concealment

Low

Low

Low

Low

Not

Low

High

Blinding of participants and personnel

High

High

High

High

High

High

High

Blinding of outcome assessment

Low

High

Low

High

Low

Low

Low

Incomplete outcome data

Low

Low

Not

Low

Low

Low

Low

Selective reporting

Low

Low

Low

Low

Low

Not

Low

Other bias

Not

Low

Not

Not

Not

Low

Low