Peer Review History

Original SubmissionOctober 10, 2022
Decision Letter - Mark Zabel, Editor

PONE-D-22-28021Prednisolone prescribing practices for dogs in AustraliaPLOS ONE

Dear Dr. Purcell,

Thank you for submitting your manuscript to PLOS ONE. After careful consideration, we feel that it has merit but does not fully meet PLOS ONE’s publication criteria as it currently stands. Therefore, we invite you to submit a revised version of the manuscript that addresses the points raised during the review process. Specifically, please address concerns raised by Reviewer one about disease nomenclature for humans (Evans syndrome) versus other animals in veterinary medicine. Also please address the question concerning higher steroid doses in females, as well as clarify the two questions raised by reviewer two concerning discrepancies in dosing and the use of the term "physiologic" instead of "endocrine".

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Mark Zabel

Academic Editor

PLOS ONE

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Reviewers' comments:

Reviewer's Responses to Questions

Comments to the Author

1. Is the manuscript technically sound, and do the data support the conclusions?

The manuscript must describe a technically sound piece of scientific research with data that supports the conclusions. Experiments must have been conducted rigorously, with appropriate controls, replication, and sample sizes. The conclusions must be drawn appropriately based on the data presented.

Reviewer #1: Yes

Reviewer #2: Yes

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2. Has the statistical analysis been performed appropriately and rigorously?

Reviewer #1: Yes

Reviewer #2: Yes

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3. Have the authors made all data underlying the findings in their manuscript fully available?

The PLOS Data policy requires authors to make all data underlying the findings described in their manuscript fully available without restriction, with rare exception (please refer to the Data Availability Statement in the manuscript PDF file). The data should be provided as part of the manuscript or its supporting information, or deposited to a public repository. For example, in addition to summary statistics, the data points behind means, medians and variance measures should be available. If there are restrictions on publicly sharing data—e.g. participant privacy or use of data from a third party—those must be specified.

Reviewer #1: Yes

Reviewer #2: Yes

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4. Is the manuscript presented in an intelligible fashion and written in standard English?

PLOS ONE does not copyedit accepted manuscripts, so the language in submitted articles must be clear, correct, and unambiguous. Any typographical or grammatical errors should be corrected at revision, so please note any specific errors here.

Reviewer #1: Yes

Reviewer #2: Yes

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5. Review Comments to the Author

Please use the space provided to explain your answers to the questions above. You may also include additional comments for the author, including concerns about dual publication, research ethics, or publication ethics. (Please upload your review as an attachment if it exceeds 20,000 characters)

Reviewer #1: This is a well written and appropriately powered study that appropriately addresses the topic of steroid prescribing practices in general practice. I have only two minor issues - Evans syndrome is mentioned in table 5 but is not defined in the text. Evans syndrome is generally considered to be a human term and in veterinary medicine it is preferred by most to not use the term Evans syndrome but rather to just label it as concurrent IMHA and IMTP. I would either avoid the term altogether or describe it in the text together with an explanation of why there is debate about use of this term in veterinary medicine. In the discussion you mention that intact female dogs were prescribed higher doses of steroids. Do you have any theories about why that might be?

Reviewer #2: Very well written and organized manuscript that made sound conclusions based on the data.

Two very small critics for authors consideration: 1. Anti inflammatory dose is defined in Table 3 as 0.3 <!--= 1.0 mg/kg/day but in line 219 the author refers to the publication dosage definition of 0.5-1 mg/kg/day. Although this difference is addressed in the conclusion the discrepancy provides confusion for the reader early on in the manuscript. The reviewer recommends line 219 reflect the Table 3 range rather than the publication (which was previously cited). <br /-->

2. On line 237 the author chose to use the word physiologic in the context of a disease indication when previous uses of physiologic were used to describe a dosing regime. It might be more clear for the author to use the disease indication defined in Table 3 ("endocrine").

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Reviewer #1: Yes: Valerie Johnson DVM, PhD, DACVECC

Reviewer #2: No

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Revision 1

To Mark Zabel and reviewers of “Prednisolone prescribing practices for dogs in Australia”,

Thank you for considering our manuscript and the constructive feedback provided. Please find below our responses to the points raised during the review process.

Reviewer #1, comment 1: We have changed “Evan’s syndrome” to “Concurrent immune mediated haemolytic anaemia and immune mediated thrombocytopenia” in Table 5. This is clearer and more correct.

Reviewer #1, comment 2: There is no clear explanation for female entire dogs receiving higher doses than male neutered dogs in the mg/kg multivariable analysis. Noting that it is a relatively small increase, with a wide confidence interval, and that female entire dogs represent the smallest group (n = 114), we wanted to avoid over interpreting this result and so did not discuss it extensively. We have now added that this may be a type 1 error, given it was not found in the mg/m2 multivariable analysis.

Reviewer #2, comment 1: We’re not quite sure, but think that this comment relates to the categories being not mutually exclusive in Table 3. Thank you for picking this up. We have revised the table and double-checked the text to ensure that the categories are now consistently defined as physiological (< 0.3 mg/kg), anti-inflammatory (0.3 – 1.0 mg/kg), intermediate (> 1.0 - < 1.5 mg/kg) and immunosuppressive (≥ 1.5 mg/kg) throughout the manuscript.

Reviewer #2, comment 2: Line 248 has been amended as suggested

As an additional change, to improve clarity, we have changed the wording of one line in the discussion for clarity. This is line 385-386, regarding large dogs prescribed prednisolone at 50 mg/m2/day. The previous wording could have been misinterpreted and we think the new wording is clearer, pointing out that 67% of large dogs, receiving that dose, did so for inflammatory disease conditions. This can be reverted to the original wording if this is preferred.

Finally, we have changed the address for the Melbourne Veterinary School to the Faculty of Science, due to a recent departmental change.

Thank you again for your time and consideration,

Bonnie Purcell, Julien Dandrieux and Anke Wiethoelter.

Attachments
Attachment
Submitted filename: Response to reviewers.pdf
Decision Letter - Mark Zabel, Editor

Prednisolone prescribing practices for dogs in Australia

PONE-D-22-28021R1

Dear Dr. Purcell,

We’re pleased to inform you that your manuscript has been judged scientifically suitable for publication and will be formally accepted for publication once it meets all outstanding technical requirements.

Within one week, you’ll receive an e-mail detailing the required amendments. When these have been addressed, you’ll receive a formal acceptance letter and your manuscript will be scheduled for publication.

An invoice for payment will follow shortly after the formal acceptance. To ensure an efficient process, please log into Editorial Manager at http://www.editorialmanager.com/pone/, click the 'Update My Information' link at the top of the page, and double check that your user information is up-to-date. If you have any billing related questions, please contact our Author Billing department directly at authorbilling@plos.org.

If your institution or institutions have a press office, please notify them about your upcoming paper to help maximize its impact. If they’ll be preparing press materials, please inform our press team as soon as possible -- no later than 48 hours after receiving the formal acceptance. Your manuscript will remain under strict press embargo until 2 pm Eastern Time on the date of publication. For more information, please contact onepress@plos.org.

Kind regards,

Mark Zabel

Academic Editor

PLOS ONE

Additional Editor Comments (optional):

Reviewers' comments:

Reviewer's Responses to Questions

Comments to the Author

1. If the authors have adequately addressed your comments raised in a previous round of review and you feel that this manuscript is now acceptable for publication, you may indicate that here to bypass the “Comments to the Author” section, enter your conflict of interest statement in the “Confidential to Editor” section, and submit your "Accept" recommendation.

Reviewer #2: All comments have been addressed

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2. Is the manuscript technically sound, and do the data support the conclusions?

The manuscript must describe a technically sound piece of scientific research with data that supports the conclusions. Experiments must have been conducted rigorously, with appropriate controls, replication, and sample sizes. The conclusions must be drawn appropriately based on the data presented.

Reviewer #2: Yes

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3. Has the statistical analysis been performed appropriately and rigorously?

Reviewer #2: Yes

**********

4. Have the authors made all data underlying the findings in their manuscript fully available?

The PLOS Data policy requires authors to make all data underlying the findings described in their manuscript fully available without restriction, with rare exception (please refer to the Data Availability Statement in the manuscript PDF file). The data should be provided as part of the manuscript or its supporting information, or deposited to a public repository. For example, in addition to summary statistics, the data points behind means, medians and variance measures should be available. If there are restrictions on publicly sharing data—e.g. participant privacy or use of data from a third party—those must be specified.

Reviewer #2: Yes

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5. Is the manuscript presented in an intelligible fashion and written in standard English?

PLOS ONE does not copyedit accepted manuscripts, so the language in submitted articles must be clear, correct, and unambiguous. Any typographical or grammatical errors should be corrected at revision, so please note any specific errors here.

Reviewer #2: Yes

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6. Review Comments to the Author

Please use the space provided to explain your answers to the questions above. You may also include additional comments for the author, including concerns about dual publication, research ethics, or publication ethics. (Please upload your review as an attachment if it exceeds 20,000 characters)

Reviewer #2: (No Response)

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7. PLOS authors have the option to publish the peer review history of their article (what does this mean?). If published, this will include your full peer review and any attached files.

If you choose “no”, your identity will remain anonymous but your review may still be made public.

Do you want your identity to be public for this peer review? For information about this choice, including consent withdrawal, please see our Privacy Policy.

Reviewer #2: No

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Formally Accepted
Acceptance Letter - Mark Zabel, Editor

PONE-D-22-28021R1

Prednisolone prescribing practices for dogs in Australia

Dear Dr. Purcell:

I'm pleased to inform you that your manuscript has been deemed suitable for publication in PLOS ONE. Congratulations! Your manuscript is now with our production department.

If your institution or institutions have a press office, please let them know about your upcoming paper now to help maximize its impact. If they'll be preparing press materials, please inform our press team within the next 48 hours. Your manuscript will remain under strict press embargo until 2 pm Eastern Time on the date of publication. For more information please contact onepress@plos.org.

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Thank you for submitting your work to PLOS ONE and supporting open access.

Kind regards,

PLOS ONE Editorial Office Staff

on behalf of

Dr. Mark Zabel

Academic Editor

PLOS ONE

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