Single‐center study on SARS‐CoV‐2 infection in patients affected by CML: Vaccination status and bosutinib therapy as possible protective factors for hospitalization

Abstract Introduction COVID‐19 pandemic had a considerable impact among haematological patients. On the other hand, the effect of this disease on patients (pts) affected by Chronic Myeloid Leukemia (CML) is not clearly defined. Objectives The primary objective of this study was to evaluate mortality...

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Main Authors: Ivan Civettini, Laura Antolini, Filippo Brioschi, Giovanni Paolo Maria Zambrotta, Veronica Guglielmana, Carlo Gambacorti‐Passerini
Format: Article
Language:English
Published: Wiley 2023-04-01
Series:Cancer Medicine
Subjects:
Online Access:https://doi.org/10.1002/cam4.5923
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author Ivan Civettini
Laura Antolini
Filippo Brioschi
Giovanni Paolo Maria Zambrotta
Veronica Guglielmana
Carlo Gambacorti‐Passerini
author_facet Ivan Civettini
Laura Antolini
Filippo Brioschi
Giovanni Paolo Maria Zambrotta
Veronica Guglielmana
Carlo Gambacorti‐Passerini
author_sort Ivan Civettini
collection DOAJ
description Abstract Introduction COVID‐19 pandemic had a considerable impact among haematological patients. On the other hand, the effect of this disease on patients (pts) affected by Chronic Myeloid Leukemia (CML) is not clearly defined. Objectives The primary objective of this study was to evaluate mortality‐hospitalization rates and possible protective factors for hospitalization in CML pts affected by COVID. Methods We collected data from CML patients followed at our institution whotested positive for SARS‐CoV‐2 infection. The following variables were assessed: demographical data, type of TKI therapy, vaccination status, presence of cardiovascular disease (CVD), period of infection, COVID‐19 presenting symptoms, severity and mortality. Data were collected retrospectively and then analysed in univariate and multivariate analysis. Results Out of a total of 325 CML pts treated at our institution, we recorded 72 SARS‐CoV‐2pts (22%) who tested positive with a SARS‐CoV‐2 PCR assay. Twenty two were infected in 2020 (30%), 16 patients in 2021 (22%) and 34 in 2022 (46%); with a hospitalization rate of 27%, 25% and 3% respectively. Of the 72 confirmed infections, 13 pts (18%; (CI) 10–28) were asymptomatic and 48 (66%; CI: 55–76) had mild symptoms. A total of 11 pts were admitted to hospital and 3 of these required ICU admission. No deaths were recorded. The probability of hospitalization was significantly reduced if patients were vaccinated (odds ratio OR 0.037 with CI: 0–0.33 p 0.002) or treated with Bosutinib (OR 0.06 with CI: 0–0.5 p 0.008). Conclusion In the present study, no significant increase in mortality was noted among patients with CML as compared to the general population inItaly. Vaccination and treatment with bosutinib were identified as baseline characteristics that were associated with a decreased risk of hospitalitazion resulting from COVID‐19 infection.
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spelling doaj.art-3b937b9f937f44e088f8331dc79d9e7e2023-05-09T04:04:19ZengWileyCancer Medicine2045-76342023-04-011289662966710.1002/cam4.5923Single‐center study on SARS‐CoV‐2 infection in patients affected by CML: Vaccination status and bosutinib therapy as possible protective factors for hospitalizationIvan Civettini0Laura Antolini1Filippo Brioschi2Giovanni Paolo Maria Zambrotta3Veronica Guglielmana4Carlo Gambacorti‐Passerini5Department of Medicine and Surgery University of Milano‐Bicocca Monza ItalyDepartment of Medicine and Surgery University of Milano‐Bicocca Monza ItalyHematology Division San Gerardo Hospital, ASST Monza Monza ItalyDepartment of Medicine and Surgery University of Milano‐Bicocca Monza ItalyDepartment of Medicine and Surgery University of Milano‐Bicocca Monza ItalyDepartment of Medicine and Surgery University of Milano‐Bicocca Monza ItalyAbstract Introduction COVID‐19 pandemic had a considerable impact among haematological patients. On the other hand, the effect of this disease on patients (pts) affected by Chronic Myeloid Leukemia (CML) is not clearly defined. Objectives The primary objective of this study was to evaluate mortality‐hospitalization rates and possible protective factors for hospitalization in CML pts affected by COVID. Methods We collected data from CML patients followed at our institution whotested positive for SARS‐CoV‐2 infection. The following variables were assessed: demographical data, type of TKI therapy, vaccination status, presence of cardiovascular disease (CVD), period of infection, COVID‐19 presenting symptoms, severity and mortality. Data were collected retrospectively and then analysed in univariate and multivariate analysis. Results Out of a total of 325 CML pts treated at our institution, we recorded 72 SARS‐CoV‐2pts (22%) who tested positive with a SARS‐CoV‐2 PCR assay. Twenty two were infected in 2020 (30%), 16 patients in 2021 (22%) and 34 in 2022 (46%); with a hospitalization rate of 27%, 25% and 3% respectively. Of the 72 confirmed infections, 13 pts (18%; (CI) 10–28) were asymptomatic and 48 (66%; CI: 55–76) had mild symptoms. A total of 11 pts were admitted to hospital and 3 of these required ICU admission. No deaths were recorded. The probability of hospitalization was significantly reduced if patients were vaccinated (odds ratio OR 0.037 with CI: 0–0.33 p 0.002) or treated with Bosutinib (OR 0.06 with CI: 0–0.5 p 0.008). Conclusion In the present study, no significant increase in mortality was noted among patients with CML as compared to the general population inItaly. Vaccination and treatment with bosutinib were identified as baseline characteristics that were associated with a decreased risk of hospitalitazion resulting from COVID‐19 infection.https://doi.org/10.1002/cam4.5923bosutinibchronic myeloid leukemiaCOVIDhematologymyeloproliferative neoplasmsSARS‐CoV‐2
spellingShingle Ivan Civettini
Laura Antolini
Filippo Brioschi
Giovanni Paolo Maria Zambrotta
Veronica Guglielmana
Carlo Gambacorti‐Passerini
Single‐center study on SARS‐CoV‐2 infection in patients affected by CML: Vaccination status and bosutinib therapy as possible protective factors for hospitalization
Cancer Medicine
bosutinib
chronic myeloid leukemia
COVID
hematology
myeloproliferative neoplasms
SARS‐CoV‐2
title Single‐center study on SARS‐CoV‐2 infection in patients affected by CML: Vaccination status and bosutinib therapy as possible protective factors for hospitalization
title_full Single‐center study on SARS‐CoV‐2 infection in patients affected by CML: Vaccination status and bosutinib therapy as possible protective factors for hospitalization
title_fullStr Single‐center study on SARS‐CoV‐2 infection in patients affected by CML: Vaccination status and bosutinib therapy as possible protective factors for hospitalization
title_full_unstemmed Single‐center study on SARS‐CoV‐2 infection in patients affected by CML: Vaccination status and bosutinib therapy as possible protective factors for hospitalization
title_short Single‐center study on SARS‐CoV‐2 infection in patients affected by CML: Vaccination status and bosutinib therapy as possible protective factors for hospitalization
title_sort single center study on sars cov 2 infection in patients affected by cml vaccination status and bosutinib therapy as possible protective factors for hospitalization
topic bosutinib
chronic myeloid leukemia
COVID
hematology
myeloproliferative neoplasms
SARS‐CoV‐2
url https://doi.org/10.1002/cam4.5923
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