Fig 1.
Diagram of selecting systematic reviews for the study.
Fig 2.
The proportion of papers with flow diagram over ten years.
Fig 3.
Characteristic of all items in flow diagram and the presence of each item.
Fig 4.
Scatter plot of AMSTAR total score and flow diagram score.
Fig 5.
Trend of AMSTAR score (A) and flow diagram score (B) over ten years.
Fig 6.
Correlation of flow diagram score and impact factor of journals.
Table 1.
Adherence to PRISMA checklist of 154 systematic reviews and/or meta-analysis in two groups: With flow diagram and without flow diagram.
Fig 7.
New flow diagram template proposed.