Fig 1.
Flowchart of selection process.
Table 1.
Eight final completed studies with their characteristics.
Table 2.
Transvaginal ultrasound protocol.
Table 3.
Magnetic resonance imaging protocol.
Table 4.
Bias risk according to QUADAS.
Table 5.
Summary of bias risk according to QUADAS-2 (L: low risk, H: high risk, M: moderate risk).
Table 6.
Diagnostic measures of transvaginal sonography and magnetic resonance imaging in the diagnosis of deep rectosigmoid endometriosis.
Fig 2.
Results of TVS for the diagnosis of rectosigmoid endometriosis.
Fig 3.
Results of MRI for the diagnosis of rectosigmoid endometriosis.