Review for 10.1186/s12876-021-01715-7 (2021)

Reviewer’s report
Title: 
Very-Low-Dose Aspirin and Surveillance Colonoscopy is Cost-effective
in Secondary Prevention of Colorectal Cancer in Individuals with Advanced
Adenomas: Network Meta-analysis and Cost-effectiveness Analysis
Version: 
0 
Date: 
20 Sep 2020
Reviewer: 
Huseyin Alkim
Reviewer's report:
An interesting and valuable work. However, many advanced statistical methods
were used in the study. In this respect, I recommend it to be reviewed by a
statistician.
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Is the study design appropriate to answer the research question (including the use
of appropriate controls), and are the conclusions supported by the evidence
presented?
Yes
Are the methods sufficiently described to allow the study to be repeated?
Yes
Is the use of statistics and treatment of uncertainties appropriate?
Yes
Is the presentation of the work clear?
Yes
Are the images in this manuscript (including electrophoretic gels and blots) free
from apparent manipulation?
Yes