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Infectious Diseases Volume 52, 2020 - Issue 9
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Letter to the Editor

Increased CD4/CD8 ratio as a risk factor for critical illness in coronavirus disease 2019 (COVID-19): a retrospective multicentre study

Carlo PallottoInfectious Diseases Unit 1, Santa Maria Annunziata Hospital, Azienda USL Toscana Centro, Bagno a Ripoli, Florence, Italy; ;Section of Infectious Diseases, Department of Medicine, University of Perugia, Perugia, Italy; Correspondence[email protected] [email protected]
ORCID Iconhttp://orcid.org/0000-0002-0355-2885
ORCID Icon,
Lorenzo Roberto SuardiInfectious Diseases Unit 1, Santa Maria Annunziata Hospital, Azienda USL Toscana Centro, Bagno a Ripoli, Florence, Italy; ORCID Iconhttp://orcid.org/0000-0001-6753-4793
ORCID Icon,
Sara EspertiInfectious Diseases Unit 1, Santa Maria Annunziata Hospital, Azienda USL Toscana Centro, Bagno a Ripoli, Florence, Italy;
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Roberto TarquiniInternal Medicine Unit 1, San Giuseppe Hospital, Azienda USL Toscana Centro, Empoli, Florence, Italy;
,
Elisa GrifoniInternal Medicine Unit 2, San Giuseppe Hospital, Azienda USL Toscana Centro, Empoli, Florence, Italy; ORCID Iconhttp://orcid.org/0000-0002-7889-6367
ORCID Icon,
Simone MeiniInternal Medicine Unit, Santa Maria Annunziata Hospital, Azienda USL Toscana Centro, Bagno a Ripoli, Florence, Italy;
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Alice ValorianiInternal Medicine Unit 1, San Giuseppe Hospital, Azienda USL Toscana Centro, Empoli, Florence, Italy;
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Stefania Di MartinoInternal Medicine Unit 2, San Giuseppe Hospital, Azienda USL Toscana Centro, Empoli, Florence, Italy;
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Francesco CeiInternal Medicine Unit 1, San Giuseppe Hospital, Azienda USL Toscana Centro, Empoli, Florence, Italy;
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Eleonora SistiInternal Medicine Unit 2, San Giuseppe Hospital, Azienda USL Toscana Centro, Empoli, Florence, Italy;
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Fiorella PianiInternal Medicine Unit, Santa Maria Annunziata Hospital, Azienda USL Toscana Centro, Bagno a Ripoli, Florence, Italy;
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Annarita BottaInfectious Diseases Unit 1, Santa Maria Annunziata Hospital, Azienda USL Toscana Centro, Bagno a Ripoli, Florence, Italy; ;Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy
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Elena SalomoniInfectious Diseases Unit 1, Santa Maria Annunziata Hospital, Azienda USL Toscana Centro, Bagno a Ripoli, Florence, Italy;
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Filippo BaragliInfectious Diseases Unit 1, Santa Maria Annunziata Hospital, Azienda USL Toscana Centro, Bagno a Ripoli, Florence, Italy;
&
Pierluigi BlancInfectious Diseases Unit 1, Santa Maria Annunziata Hospital, Azienda USL Toscana Centro, Bagno a Ripoli, Florence, Italy; ORCID Iconhttp://orcid.org/0000-0003-4544-9349
ORCID Icon show all
Pages 675-677 | Received 21 May 2020, Accepted 29 May 2020, Published online: 16 Jun 2020
 
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Disclosure statement

CP has received funds for speaking at symposia on behalf of Zambon, Angelini, MSD. PB participated at board of and received fund for speaking at symposia on behalf of Abbvie, MSD, Gilead and ViiV. The other authors report no conflicts of interests.

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