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Table 2 Summary of risk of bias of included trials

From: Gastric tonometry guided therapy in critical care patients: a systematic review and meta-analysis

Authors

Random sequence generation (selection bias)

Allocation concealment (selection bias)

Blinding of the pHi of the control group (performance bias)

Blinding of outcome assessment (detection bias)

Incomplete outcome data (attrition bias)

Selective reporting (reporting bias)

Gutierrez and colleagues [15]

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

Ivatury and colleagues [17]

Low risk

Low risk

Low risk

Low risk

Low risk

Unclear risk

Pargger and colleagues [20]

Unclear risk

Unclear risk

Low risk

Low risk

Low risk

Unclear risk

Gomersall and colleagues [16]

Low risk

Low risk

Unclear risk

Low risk

Low risk

Unclear risk

Hameed and colleagues [18]

Low risk

Low risk

Unclear risk

Low risk

Low risk

Unclear risk

Palizas and colleagues [19]

Unclear risk

Unclear risk

Low risk

Low risk

Low risk

Unclear risk

  1. pHi, intramucosal pH.