Review for 10.1186/s12876-023-02823-2 (2023)

Reviewer’s report
Title: 
Lower ultra-short-term heart rate variability can predict worse mucosal
healing in ulcerative colitis
Version: 
2 
Date: 
30 Apr 2023
Reviewer's report:
The authors responded very appropriately to the reviewers' comments.
We are confident that the manuscript is now even better.
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Is the study design appropriate to answer the research question (including the use
of appropriate controls), and are the conclusions supported by the evidence
presented?
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from apparent manipulation?
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