| Trial registration number
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NCT05673980 |
Full text link
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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https://clinicaltrials.gov/show/NCT05673980
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First author
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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Huan Wang, Ms.
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Contact
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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wh18324178960@163.com
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Registration date
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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2023-01-06
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Recruitment status
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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Recruiting
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Study design
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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RCT
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Allocation
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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Randomized
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Design
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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Parallel
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Masking
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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Open label
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Center
Last imported at : March 15, 2023, 4 a.m.
Source : ClinicalTrials.gov
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single-center
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Study aim
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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Prevention
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Inclusion criteria
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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inclusion criteria:
willing to participate in the clinical study and sign the informed consent;
staff members of peking university third hospital, including the hospital headquarters, capital international airport hospital, north hospital, beijing haidian hospital, peking university third hospital yanqing hospital and peking university third hospital chongli hospital;
test negative for covid-19 antigen and have no symptoms related to covid-19.
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Exclusion criteria
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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hospital staff with serious underlying diseases;
pregnant and lactating women;
long-term vegetarians;
long-term chronic diarrhea, history of subtotal gastrectomy, biliary obstructive disease and pancreatic disease.
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Number of arms
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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2
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Funding
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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Peking University Third Hospital
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Inclusion age min
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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18
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Inclusion age max
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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70
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Countries
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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China
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Type of patients
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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Healthy volunteers
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Severity scale
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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N/A
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Total sample size
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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218
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primary outcome
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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Change in incidence of laboratory-confirmed (or COVID-19 antibody test) COVID-19 infection
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Notes
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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None
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Phase
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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Not reported
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Arms
Last imported at : Jan. 8, 2023, midnight
Source : ClinicalTrials.gov
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[{"arm_notes": "nan", "treatment_id": 1370, "treatment_name": "Vitamin d", "treatment_type": "Vitamins and dietary supplements", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]
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