Patients who are scheduled to be hospitalization to Yokohama City University Hospital and Yokohama City university medical center
Conditions
Interventions
We examine how many patients who never be diagnosed as COVID-19 have NP antibody. In addition, we will examine the relationship between NP antibody and neutralizing activity in patients with subclinic
Sponsors
Yokohama city university
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: (1) Patients scheduled to be admitted to Yokohama City University Hospital or Yokohama City University Medical Center (2) Patients over 6 years old (3) Patients living in Japan (4) Patients who can collect nasopharyngeal swab and collect blood. If the PCR test using saliva sample can be performed within the insurance medical care, it is allowed (5) Patients who have obtained sufficient explanation about the research content and agreed to the document in writing, or when the participant himself/herself does not have the responsibility for consent, the relatives with whom he/she lives become a delegate and obtain consent.
Exclusion criteria
Exclusion criteria: (1) Patients who are already hospitalized (2) Patients suspected to be infected with COVID-19 such as common cold symptoms, upper respiratory tract symptoms, 37.5 degrees or more (3) Patients who are thought to have an effect on consent ability, such as mental illness (4) Patients with a new coronavirus infection in the past (5) Other patients who the investigator determined to be unsuitable for study participation
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Fixed-point and time-course prevalence of NP antibody in patients without any clinical symptoms related to SARS-CoV-2 | — |
Countries
Japan
Contacts
Public ContactMie Tsuchiya
Yokohama city university hospital Clinical trial support center
Outcome results
None listed