Review for 10.1186/s12876-016-0554-9 (2016)

Reviewer ’s report  
 
Title:  Perceived stress as a risk factor for peptic ulcers: A register -based cohort study  
 
Version: 1 Date: 03 Oct 2016 
 
Reviewer:  Rupa  Banerjee  
 
Reviewer’s report:  
 
The authors have addressed some of the concerns that were raised regarding the manuscript.  
 
However, further modifications are required :  
 
The main message of the article needs to be modified. The results of the cases with diagnosed 
peptic ulcers as outcome is  important and c ould be included.  
 
The paper needs to be re -drafted and results of the subgroup analysis (Appendix - C) can be 
included in the main paper.  
 
Are the methods appropriate and well described?  
If not, please spec ify 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 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 statistic s 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:  
 
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 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 
manusc ript? 
 
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.  
 
I declare that I have no competi ng interests  
 
I agree to the open peer review policy of the journal. I understand that my name will be included 
on my report to the authors and, if the manuscript is accepted for publication, my named report 
including any attachments I upload will be posted on the website  along with the authors' 
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which I do not wish to be included in my named report can be included as confidential comments 
to the editors, which will not be published . 
 
I agree to the open peer review policy of the journal