Fig 1.
Flow diagram for the selection of studies in this meta-analysis.
Abbreviations: PALN, para-aortic lymph nodes.
Table 1.
The general characteristics of the included studies.
Fig 2.
Methodological quality of the studies included in this meta-analysis.
Fig 3.
Forest plots for sensitivity and specificity.
Abbreviations: CI, confidence interval; df, degrees of freedom.
Fig 4.
Forest plots for positive and negative LRs.
Abbreviations: CI, confidence interval; df, degrees of freedom; LR, likelihood ratio.
Fig 5.
Forest plots for the DOR and the SROC curve.
Abbreviations: CI, confidence interval; df, degrees of freedom; DOR, diagnostic odds ratio; AUC, area under the curve; SROC, summary receiver operating characteristic.
Fig 6.
Funnel plot of the diagnostic value of PET/CT.