Review for 10.1186/s12876-019-1019-8 (2019)

Reviewer ’s report  
 
Title: The Effect of Quality of Segmental Bowel preparation on Adenoma Detection Rate  
 
Version: 2 Date: 07 Feb 2019  
 
Reviewer: Reviewer 2  
 
Reviewer's report:  
 
REVISION ASSESSMENT FROM THE ACADEMIC PEER REVIEWER:  
Has the author addressed your concerns sufficiently for you to now recommend the work as a 
technically sound contribution?  
Yes 
Reviewer comments: THE AUTHOR RESPONDED VERY WELL TO THE REVI EWS AND 
ANSWERED MY COMMENTS AND THOSE OF THE  OTHER REVIEWER VERY WELL 
AND TO MY SATISFACTION  
 
Other suggestions for the authors  
1. Page 3 line 9 include the concept that the bowel was separated into 3 segments each 
evaluated separately  
 
2. Page 4 line 24. Why not include the 2 references here from China that support the use of 
simethicone in bowel preparation  
 
3. Page 5 line 10. Better define "difficult colonoscopy"  
Are the methods appropriate an d 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 conclus ions 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 rev iew is recommended, please specify what aspects require further  
assessment in your comments to the editors.  
 
Not relevant to thi s manuscript  
 
Quality of written English  
Please indicate the quality of language in the manuscript:  
 
Needs some language corrections before being published  
 
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 or 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 m anuscript, 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 manuscript?  
 
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.  
 
This reviewer has been recruited by a partner or ganization, Research Square. Reviewers with 
declared or apparent competing interests are not utilized for these reviews. This reviewer has 
agreed to publication of their comments online under a Creative Commons Attribution License 
attributed to Research Sq uare and was paid a small honorarium for completing the review within 
a specified timeframe. Honoraria for reviews such as this are paid regardless of the reviewer 
recommendation.  
 
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