Review Article

Noninvasive Ventilation with Heliox for Respiratory Distress Syndrome in Preterm Infant: A Systematic Review and Meta-Analysis

Table 3

Bias assessment of included papers.

 Li et al. 2014Dani et al. 2013Colnaghi et al. 2012

Allocation concealmentYesNoYes
Sequence generationYesNoYes
Blinding (participants)UnclearUnclearUnclear
Blinding (outcome assessors)YesUnclearYes
Incomplete data addressYesYesYes
Free of selective reportingYesYesYes
Free of other biasesNoUnclearUnclear