Reviewer ’s report  
 
Title: Preoperative anthropomorphic and nutritious status and fi stula risk score for predicting 
clinically relevant postoperative pancreatic fistula after pancreaticoduodenectomy  
 
Version: 2 Date: 15 Jun 2020  
 
Reviewer: Manabu Kawai  
 
Reviewer's report:  
 
Revision is well done, and the manuscript is improved sign ificantly. I have no additional 
comments.  
 
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 additional statistical review is recommended, please speci fy 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:  
 
Acceptable  
 
Declaration of competing interests  
Please complete a declaration of competing int erests, considering the following questions:  
 
1.  Have you in the past five years received reimbursements, f ees, 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 t hat 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 financia l 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 be low. 
 
I declare that I have no competing interests.  
 
Reviewer Publication Consent. I agree for my report to be made  available under an Open 
Access Creative Commons CC -BY License ( http://creativecommons.org/licenses/by/4.0 ) if this 
manuscript  is accepted for publication. Any comments that I do not wish to be included in the 
published  report have been included as confidential comments to the editor, which will not be 
published.  If you are not happy for us to publish this report, please contact the editorial offi ce 
before completing  the review.If you wish, you can include your name in your published report. 
Please note you must  decide whether to include your name at the start of the process and confirm 
this decision whenever  prompted. If you change your decision l ater, we will not be able to 
publish your name.  
 
I agree to the terms of the CC -BY 4.0 license; please publish my name with my report.  
 
Publons Reviewer Recognition . Springer Nature can send verifica tion of this review directly to 
Publons (a subsidiary of Cl arivate Analytics). If you would like to take advantage of this service, 
please click on the “Yes” option below. Your name, email  address, title of the reviewed 
manuscript, name of the journal, and date of your review submission (the “Review Data ”) will 
then be transmitted to Publons upon publication of the manuscript.  If you have already registered 
at Publons, they will notify you of the receipt of this review and updat e your profile as per your 
settings and their policy. If you are not registered with Pub lons,  you will receive an email from 
them asking you to register in order for them to be able to re cognize your review on your new 
profile page. Publons may use the Review Data to generate derivat ive metadata for the benefit of 
Publons and you as a reviewer, carefully considering the sensi tivity of such information. For 
example, Publons may verify your record as a reviewer by updating your profile published on its  
webservice if you have registered for such service or help editors  to identify candidate reviewers. 
Please find the details of processing in Publons ’ privacy policy https://publons.com/about/terms  
 
Yes 
Reviewer ’s report  
 
Title: Preoperative anthropomorphic and nutritious status and fi stula risk score for predicting 
clinically relevant postoperative pancreatic fistula after pancreaticoduodenectomy  
 
Version: 2 Date: 15 Jun 2020  
 
Reviewer: Manabu Kawai  
 
Reviewer's report:  
 
Revision is well done, and the manuscript is improved sign ificantly. I have no additional 
comments.  
 
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 additional statistical review is recommended, please speci fy 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:  
 
Acceptable  
 
Declaration of competing interests  
Please complete a declaration of competing int erests, considering the following questions:  
 
1.  Have you in the past five years received reimbursements, f ees, 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 t hat 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 financia l 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 be low. 
 
I declare that I have no competing interests.  
 
Reviewer Publication Consent. I agree for my report to be made  available under an Open 
Access Creative Commons CC -BY License ( http://creativecommons.org/licenses/by/4.0 ) if this 
manuscript  is accepted for publication. Any comments that I do not wish to be included in the 
published  report have been included as confidential comments to the editor, which will not be 
published.  If you are not happy for us to publish this report, please contact the editorial offi ce 
before completing  the review.If you wish, you can include your name in your published report. 
Please note you must  decide whether to include your name at the start of the process and confirm 
this decision whenever  prompted. If you change your decision l ater, we will not be able to 
publish your name.  
 
I agree to the terms of the CC -BY 4.0 license; please publish my name with my report.  
 
Publons Reviewer Recognition . Springer Nature can send verifica tion of this review directly to 
Publons (a subsidiary of Cl arivate Analytics). If you would like to take advantage of this service, 
please click on the “Yes” option below. Your name, email  address, title of the reviewed 
manuscript, name of the journal, and date of your review submission (the “Review Data ”) will 
then be transmitted to Publons upon publication of the manuscript.  If you have already registered 
at Publons, they will notify you of the receipt of this review and updat e your profile as per your 
settings and their policy. If you are not registered with Pub lons,  you will receive an email from 
them asking you to register in order for them to be able to re cognize your review on your new 
profile page. Publons may use the Review Data to generate derivat ive metadata for the benefit of 
Publons and you as a reviewer, carefully considering the sensi tivity of such information. For 
example, Publons may verify your record as a reviewer by updating your profile published on its  
webservice if you have registered for such service or help editors  to identify candidate reviewers. 
Please find the details of processing in Publons ’ privacy policy https://publons.com/about/terms  
 
Yes 
Please review this paper.
user
Reviewer ’s report  
 
Title: Preoperative anthropomorphic and nutritious status and fi stula risk score for predicting 
clinically relevant postoperative pancreatic fistula after pancreaticoduodenectomy  
 
Version: 2 Date: 15 Jun 2020  
 
Reviewer: Manabu Kawai  
 
Reviewer's report:  
 
Revision is well done, and the manuscript is improved sign ificantly. I have no additional 
comments.  
 
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 additional statistical review is recommended, please speci fy 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:  
 
Acceptable  
 
Declaration of competing interests  
Please complete a declaration of competing int erests, considering the following questions:  
 
1.  Have you in the past five years received reimbursements, f ees, 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 t hat 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 financia l 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 be low. 
 
I declare that I have no competing interests.  
 
Reviewer Publication Consent. I agree for my report to be made  available under an Open 
Access Creative Commons CC -BY License ( http://creativecommons.org/licenses/by/4.0 ) if this 
manuscript  is accepted for publication. Any comments that I do not wish to be included in the 
published  report have been included as confidential comments to the editor, which will not be 
published.  If you are not happy for us to publish this report, please contact the editorial offi ce 
before completing  the review.If you wish, you can include your name in your published report. 
Please note you must  decide whether to include your name at the start of the process and confirm 
this decision whenever  prompted. If you change your decision l ater, we will not be able to 
publish your name.  
 
I agree to the terms of the CC -BY 4.0 license; please publish my name with my report.  
 
Publons Reviewer Recognition . Springer Nature can send verifica tion of this review directly to 
Publons (a subsidiary of Cl arivate Analytics). If you would like to take advantage of this service, 
please click on the “Yes” option below. Your name, email  address, title of the reviewed 
manuscript, name of the journal, and date of your review submission (the “Review Data ”) will 
then be transmitted to Publons upon publication of the manuscript.  If you have already registered 
at Publons, they will notify you of the receipt of this review and updat e your profile as per your 
settings and their policy. If you are not registered with Pub lons,  you will receive an email from 
them asking you to register in order for them to be able to re cognize your review on your new 
profile page. Publons may use the Review Data to generate derivat ive metadata for the benefit of 
Publons and you as a reviewer, carefully considering the sensi tivity of such information. For 
example, Publons may verify your record as a reviewer by updating your profile published on its  
webservice if you have registered for such service or help editors  to identify candidate reviewers. 
Please find the details of processing in Publons ’ privacy policy https://publons.com/about/terms  
 
Yes 
assistant