Review Reports
- Prashant Sakharkar1,* and
- Najma Ansari2
Reviewer 1: Nikolaos A. Chrysanthakopoulos Reviewer 2: Anonymous
Round 1
Reviewer 1 Report
Methodological Biases exist
(The Authors must see my remarks)
Comments for author File: 
Comments.pdf
Author Response
Dear Reviewer,
We would like to thank you for your valuable suggestions and comments. It has certainly helped us to improve our manuscript. We hope that our revision satisfies your concerns. Please refer to the attachment for our response.
Thanks again.
Author Response File: 
Author Response.docx
Reviewer 2 Report
The NHANES-ADL Questionnaire should compared to RA specific parameter such as DSA-28, the rheumatoid arthritis articular damage score or RAID.
No test-retest reliability available.
Author Response
Dear Reviewer,
We would like to thank you for your valuable suggestions and comments. It has certainly helped us to improve our manuscript. We hope that our revision satisfies your concerns. Please refer to the attachment for our response.
Thanks again.
Author Response File: Author Response.docx
Round 2
Reviewer 2 Report
The manuscript improved much after revision. I have no more comment.