Fig 1.
Flowchart of included and excluded trials.
Table 1.
Characteristics of eligible trials.
Fig 2.
Funnel plots of meta-analysis.
A: funnel plots for ORR; B: funnel plots for 1-year SR.
Table 2.
Quality evaluation of included trials.
Fig 3.
Forest plot of meta-analysis for ORR.
Fig 4.
Forest plot of meta-analysis for 1-year SR.
Fig 5.
Forest plot of subgroup analysis for ORR.
Fig 6.
Forest plot of subgroup analysis for 1-year SR.
Fig 7.
Forest plot of meta-analysis for anemia (grade 3/4).
Fig 8.
Forest plot of meta-analysis for nausea/vomiting (grade 3/4).
Fig 9.
Forest plot of meta-analysis for leukopenia (grade 3/4).
Fig 10.
Forest plot of meta-analysis for thrombocytopenia (grade 3/4).
Fig 11.
GRADE system for grading the quality of evidence.