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Seroconversion in asymptomatic COVID-19 pediatric patients with rheumatic diseases of one tertiary referral hospital.
Simon, Juliana R; Pereira, Maria F B; Marques, Heloisa H; Elias, Adriana M; Sakita, Neusa K; Ferreira, Juliana C O A; Precioso, Alexander Roberto; Grisi, Sandra J F E; Ferrer, Ana Paula S; Bain, Vera; Silva, Clovis A; Campos, Lúcia M A.
  • Simon JR; Pediatric Rheumatology Unit, Instituto da Criança e do Adolescente, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, Brazil. Electronic address: julianarussosimon@gmail.com.
  • Pereira MFB; Pediatric Infectology Unit, Instituto da Criança e do Adolescente, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, Brazil.
  • Marques HH; Pediatric Infectology Unit, Instituto da Criança e do Adolescente, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, Brazil.
  • Elias AM; Pediatric Rheumatology Unit, Instituto da Criança e do Adolescente, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, Brazil.
  • Sakita NK; Clinical Research Center, Instituto da Criança e do Adolescente, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, Brazil.
  • Ferreira JCOA; Clinical Research Center, Instituto da Criança e do Adolescente, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, Brazil.
  • Precioso AR; Department of Infectious and Parasitic Diseases, Faculdade de Medicina da Universidade de São Paulo (FMUSP), São Paulo, SP, Brazil; Division of Clinical Trials and Pharmacovigilance, Instituto Butantan, São Paulo, SP, Brazil.
  • Grisi SJFE; Instituto da Criança e do Adolescente, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, Brazil.
  • Ferrer APS; Instituto da Criança e do Adolescente, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, Brazil.
  • Bain V; Pediatric Infectology Unit, Instituto da Criança e do Adolescente, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, Brazil.
  • Silva CA; Pediatric Rheumatology Unit, Instituto da Criança e do Adolescente, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, Brazil; Rheumatology Division, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, B
  • Campos LMA; Pediatric Rheumatology Unit, Instituto da Criança e do Adolescente, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, SP, Brazil.
Clinics (Sao Paulo) ; 77: 100110, 2022 Sep 12.
Article in English | MEDLINE | ID: covidwho-2031203
ABSTRACT

OBJECTIVES:

To evaluate seroconverted asymptomatic COVID-19 in pediatric Autoimmune Rheumatic Diseases (ARDs) patients and to identify the risk factors related to contagion.

METHODS:

A cross-sectional study was conducted in March 2021, before vaccination of children and adolescents in Brazil, including 77 pediatric ARDs patients, followed at a tertiary hospital and 45 healthy controls, all of them without a previous diagnosis of COVID-19. Data was obtained by a questionnaire with demographic data, symptoms compatible with COVID-19 over the previous year, and contact with people with confirmed COVID-19. Patient's medical records were reviewed to access data regarding disease and current medications. A qualitative immunochromatographic SARS-CoV-2 test was performed on all participants.

RESULTS:

Patients and controls were similar in terms of female gender (70.1% vs. 57.8%, p = 0.173), age (14 vs. 13 years, p = 0.269) and SARS-CoV-2 positive serology (22% vs. 15.5%, p = 0.481). 80.5% of rheumatic patients were in use of immunosuppressive drugs 27.3% of them used corticosteroids (33.3% in high doses), and 7.8% on immunobiologicals. No statistical differences were found between positive (n = 17) and negative serology (n = 60) patients regarding demographic/socioeconomic data, contact with people with confirmed COVID-19, use and number of immunosuppressive drugs, use and dose of corticosteroids, use of hydroxychloroquine and immunobiological drugs (p > 0.05).

CONCLUSIONS:

Pediatric rheumatic disease patients were infected at the same rate as healthy ones. Neither the underlying pathology nor its immunosuppressive treatment seemed to interfere with contagion risk.
Keywords

Full text: Available Collection: International databases Database: MEDLINE Type of study: Experimental Studies / Observational study / Prognostic study / Qualitative research / Randomized controlled trials Topics: Vaccines Language: English Journal: Clinics (Sao Paulo) Journal subject: Medicine Year: 2022 Document Type: Article

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Full text: Available Collection: International databases Database: MEDLINE Type of study: Experimental Studies / Observational study / Prognostic study / Qualitative research / Randomized controlled trials Topics: Vaccines Language: English Journal: Clinics (Sao Paulo) Journal subject: Medicine Year: 2022 Document Type: Article