Diagnostic value of liquid-based cytology and smear cytology in pancreatic endoscopic ultrasound-guided fine needle aspiration: A meta-analysis

Figure 1 Study identification, inclusion, and exclusion for meta-analysis. LBC: Liquid-based cytology.

Figure 2 Quality assessment of the included studies.

Figure 3 Forrest plot of inadequate smears (dichotomous). M-H: Mantel-Haenszel random effects model; LBC: Liquid-based cytology; SC: Smear cytology.

Figure 4 Forest plots of pooled sensitivity and specificity and summary receiver operating characteristic (SROC) curve of liquid-based cytology. A: Sensitivity; B: Specificity; C: SROC curve.

Figure 5 Forest plots of pooled sensitivity and specificity and summary receiver operating characteristic (SROC) curve of smear cytology. A: Sensitivity; B: Specificity; C: SROC curve.

Figure 6 Forest plots of pooled sensitivity and specificity and summary receiver operating characteristic (SROC) curve of combined liquid-based cytology and smear cytology. A: Sensitivity; B: Specificity; C: SROC curve.

Figure 7 Corresponding summary receiver operating characteristic curves of the studies using smear cytology, liquid-based cytology, and combined liquid-based cytology and smear cytology. LBC: Liquid-based cytology; SC: Smear cytology.