History of diagnostic and screening tests in COVID-19 patients

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20210319001

Enrollment

1000

Registered

2021-03-19

Start date

2021-03-09

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Covid-19 Covid-19 SARS-Cov-2

Interventions

Patients with a positive RT-PCR virologic test for SARS-Cov2 are given a questionnaire to assess their previous tests.

Prevention

all patients who completed the questionnaire

Eligibility

Sex/Gender

All

Age

18 Years to 95 Years

Inclusion criteria

Inclusion criteria: RT-PCR positive for Covid/SARS-Cov-2

Exclusion criteria

Exclusion criteria: Patients unable to express their agreement Patients with cognitive of severe neurologic impairement

Design outcomes

Primary

Measure	Time frame
rate of previous diagnostic tests trimester percentage, number of pts with previoustests/total number of patients,type of testing trimester antigenic or PCR test/previously tested patients	—

Secondary

Measure	Time frame
symptoms or asymptomatic in nthe last testing trimester number of symptomatic or asymptomatic/number of tested patients	—

Countries

France

Contacts

Public ContactDonia Bouzid

IAME APHP

donia.bouzid@aphp.fr3366110058

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026