Review for 10.1186/s12876-018-0839-2 (2018)

Reviewer ’s report  
 
Title: Incidence of acute diarrheal illness in Chinese commu nities：a meta -analysis  
 
Version: 1 Date: 08 May 2018  
 
Reviewer: Raseen Tariq  
 
Reviewer's report:  
Thank you for giving me the opportunity to review this case report. The case is very interesting 
and well written. I have following recommendations:  
  
1-      I would suggest to include into the  background  more of the previous literature review.  
2-      The authors should use up -to-date tools for quality assessment such as ROBINS -I 
(https://sites.google.com/site/riskofbiastool//welcome/home ). 
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.  
Unable to assess  
Are the conclusions drawn adequately supported by the data shown?  
If not, please explain in your comments to the authors.  
Yes 
Are you a ble 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:  
Needs some language corrections before being published  
Declaration of competing interests  
Please complete a declaration of competing interests, con sidering 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 
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.  
No competiing interests  
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to the editors, which will not be published.  
I agree to the open peer review policy of the journal