Fig. 2From: Diagnostic accuracy of nasal nitric oxide for establishing diagnosis of primary ciliary dyskinesia: a meta-analysisForest plots for sensitivity and specificity. Forest plot of sensitivity and specificity of nNO for detecting PCD with the 95 % CI for each population of the included studies. a Forest plot for studies employing a VC breathing technique and b Forest plot for studies employing a non-VC breathing techniqueBack to article page