Skip to main content

Table 4 Risk of Bias Assessment for Included Randomized Clinical Trials

From: Noninvasive high-frequency oscillatory ventilation as respiratory support in preterm infants: a meta-analysis of randomized controlled trials

Source Bias
Selection Performance:
Blinding of Participant
and Personnel
Detection:
Blinding of Outcome
Assessment
Attrition:
Incomplete
Outcome Data
Selective
Reporting
Other
Sources
Overall
Random
Sequence
Generation
Allocation
Concealment
Bottino 2018 [20] Low risk Low risk High risk High risk Low risk Low risk Unclear risk High risk
Klotz 2017 [16] Low risk Low risk High risk High risk Low risk Unclear risk Unclear risk High risk
Lou 2017 [21] Low risk Unclear risk High risk High risk Low risk Unclear risk Unclear risk High risk
Lou 2018 [22] Low risk Unclear risk High risk High risk Low risk Unclear risk Unclear risk High risk
Malakian 2018 [23] Low risk Unclear risk High risk High risk High risk Unclear risk Unclear risk High risk
Mukerji 2017 [24] Low risk Low risk High risk High risk High risk High risk Unclear risk High risk
Zhu 2017 [25] Low risk Low risk Unclear risk Unclear risk Low risk Unclear risk Unclear risk Moderate risk
Zhu 2017 [26] Low risk Unclear risk Unclear risk Unclear risk Low risk Unclear risk Unclear risk Moderate risk