Fig. 4From: Can chest CT improve sensitivity of COVID-19 diagnosis in comparison to PCR? A meta-analysis studyFunnel plot for sensitivity of the initial CT scan. There is possibility of publication bias (Rosenthal fail-safe number = 7902, rank correlation test for funnel plot asymmetry P value = 0.562, regression test for funnel plot asymmetry P value = 0.002)Back to article page