Review for 10.1186/s12876-017-0701-y (2017)

Reviewer ’s report  
 
Title:  Efficacy and safety of additional surgery after non -curative endoscopic submucosal 
dissection for early colorectal cancer  
 
Version: 0 Date: 03 Sep 2017 
 
Reviewer:  Peter  Kornprat  
 
Reviewer’s report:  
 
REVIEW  
 
MS-ID: BMGE -D-17-00182  
 
Manuscript: Efficacy and safety of additional surgery after non -curative endoscopic submucosal 
dissection for early colorectal cancer.  
 
 
Dear Authors,  
 
The authors report on colorectal resection after non curative endoscopic diss ection for early 
cancer. It is an interesting and well -prepared manuscript completed by excellent tables. The 
publication has some limitations due to its retrospective nature; however I would recommend the 
editors to accept the manuscript in the present fo rm 
 
 
Yours Sincerely,  
 
Kornprat Peter, MD  
 
Professor of Surgery  
 
Are the methods appropriate and well described?  
If not, please specify what is required in your comments to the authors.  
 
Yes 
 
Does the work include the necessary controls?  
If not, please specify which controls are required in your comments to the authors.  
 
Yes 
 
Are the con clusions drawn adequately supported by the data shown?  
If not, please explain in your comments to the authors.  
 
Yes 
 
Are you able to assess any statistics in the manuscript or would you recommend an 
additional statistical review?  
If an additional statistical review is recommended, please specify what aspects require further 
assessment in your comments to the editors.  
 
I am able to assess the statistics  
 
Quality of written English  
Please indicate the quality of language in the manuscript:  
 
Acceptable  
 
Declaration of competing interests  
Please complete a declaration of competing interests, considering the following questions:  
 
1. Have you in the past five years received reimbursements, fees, funding, or salary from an 
organisation that may in any way gain o r lose financially from the publication of this 
manuscript, either now or in the future?  
 
2. Do you hold any stocks or shares in an organisation that may in any way gain or lose 
financially from the publication of this manuscript, either now or in the future?  
 
3. Do you hold or are you currently applying for any patents relating to the content of the 
manuscript?  
 
4. Have you received reimbursements, fees, funding, or salary from an organization that 
holds or has applied for patents relating to the content of the man uscript?  
 
5. Do you have any other financial competing interests?  
 
6. Do you have any non -financial competing interests in relation to this paper?  
 
If you can answer no to all of the  above, write 'I declare that I have no competing interests' 
below. If your reply is yes to any, please give details below.  
 
'I declare that I have no competing interests'  
 
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