Diagnostic efficacy of the Japan Narrow-band-imaging Expert Team and Pit pattern classifications for colorectal lesions: A meta-analysis

Figure 1 Study identification, inclusion and exclusion for meta-analysis.

Figure 2 Quality assessment of the included studies.

Figure 3 Forest plots of pooled sensitivity and specificity. A: Japan Narrow-band-imaging Expert Team type 1; B: Pit pattern II.

Figure 4 Summary receiver operating characteristic of the Japan Narrow-band-imaging Expert Team classification. To diagnose colorectal lesions with the corresponding 95% confidence region. A: Type 1; B: Type 2A; C: Type 2B and Type 3. SROC: Summary receiver operating characteristic.

Figure 5 Forest plots of pooled sensitivity and specificity. A: Japan Narrow-band-imaging Expert Team type 2B; B: Pit pattern III_S + V_I-L.

Figure 6 Forest plots of pooled sensitivity and specificity. A: Japan Narrow-band-imaging Expert Team type 3; B: Pit pattern V_N + V_I-H.

Figure 7 Forest plots of pooled sensitivity and specificity of non-neoplastic lesions by Pit pattern.

Figure 8 Forest plots of pooled sensitivity and specificity. A: Japan Narrow-band-imaging Expert Team type 2A; B: Pit pattern III_L + IV.

Figure 9 Summary receiver operating characteristic of Pit pattern classification. To diagnose colorectal lesions with the corresponding 95% confidence region. A: II; B: III_L + IV; C: III_S + V_I-L and V_N + V_I-H. SROC: Summary receiver operating characteristic.