Review for 10.1186/s12876-019-1103-0 (2019)

Reviewer ’s report  
 
Title: Irritable bowel syndrome -like symptoms and health related quality of life two years after  
Roux -en-Y gastric bypass - a prospective cohort study  
 
Version: 1 Date: 11 Sep 2019  
 
Reviewer: Cesare Cremon  
 
Reviewer's report:  
 
Please include all comments for  the authors in this box rather than uploading your report as an 
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Please  overwrite this text when adding your comments to the authors.  
 
Thank you for this revision. My previous concerns have been addressed adequately.  
 
 
Are the methods appropriate and well described?  
If not, please specify w hat 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 conclusions 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 manus cript or would you recommend an 
additional statistical review?  
If an additional statistical review is recommended, please specify what aspects requir e 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  
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I declare that I have no competing interests  
 
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I agree to the open peer review policy of the journal