Figure 4. Forest plot of the pooled diagnostic sensitivity and
specificity of F. nucleatum , B. fragilis and E.
coli for 5-FU resistance of colorectal cancer. CI: Confidence interval.
TP: True Positive; FN: False Negative; FP: False Positive; TN: True
Negative; F. nucleatum : Fusobacterium nucleatum ; B.
fragilis : Bacteroides fragilis ; E. coli :Escherichia coli .