Review for 10.1186/s12876-020-1165-z (2020)

Reviewer ’s report  
 
Title: Proportion of NAFLD patients with normal ALT val ue in overall NAFLD patients: a 
systematic review and meta -analysis  
 
Version: 0 Date: 06 Dec 2019  
 
Review er: Shahram Agah  
 
Reviewer's report:  
 
Please include all comments for the authors in this box rather than uploading your report as an 
attachment. Please only upload as attachments annotated versions of manuscripts, graphs, 
supporting materials or other aspects of your report which cannot be included in a text format.  
 
Please overwrite this text when adding your comments to the authors.Thank you for your 
endeavour, performing this metanalysis.  
 
 
please consider this points:  
 
1. It would be better if you could the most common complaints ina table.We know that the GI 
problems in DM is common,however, the readers would like to know what are this 
complaints?Please mention them  
 
2. You mentioned : GI symptoms, GI compaint and GI com plication.They are not the same 
.Because you did not mention them I could not say which title is better ,however, you could not 
use them as synonym  
 
3. the last three studies included the DM Type one,therefore, you should delete them or change 
the title con sidering Type I and II  
 
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 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 addition al statistical review is recommended, please speci fy what aspects require further 
assessment in your comments to the editors.  
 
I recommend additional statistical review  
 
Quality of written English  
Please indicate the quality of language in the manuscript:  
 
Acceptable  
 
Declaration of competing interests  
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lose financially from the publication of this manuscript, either now or i n the 
future?  
 
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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?  
 
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6.  Do you have any non -financial competing interests in relation to this paper?  
 
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below. If your reply is yes to any, please give details below.  
 
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