Figure 1.
Flow chart of study selection by using electronic database.
Table 1.
Pooled diagnostic accuracy of s-p53 antibody for detection of 13 types of cancer.
Table 2.
Possible sources of heterogeneity of sub-group analysis.
Figure 2.
Funnel plot for the assessment of potential bias in s-p53 antibody assays.
The funnel graph plots the DOR (diagnostic odds ratio) against the 1/root (effective sample size). The dotted line is the regression line. The result of the test for publication bias showed publication bias (p<0.001).