Pandemic lockdowns: a surprising effect on Kids' asthma?

NCT ID NCT04821908

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
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Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looked at how the COVID-19 pandemic and related public health measures changed asthma control in children aged 3 to 16. Researchers compared asthma control and flare-ups in 577 children during the pandemic to data from before the pandemic. The goal was to see if lockdowns, mask-wearing, and reduced infections affected asthma symptoms.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this study could help doctors understand how public health measures during a pandemic influence childhood asthma, potentially leading to better management strategies.
What could go wrong
This is an observational study, not a treatment trial. It cannot prove cause and effect, and results may not apply to other regions or future pandemics.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

577 people

The number who actually took part.

Started

Sep 2021

Finished

Mar 2025

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

children and adolescents diagnosed with asthma.

Ages

3 to 16 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Children and adolescents aged 3 to 16 years old * With a medical diagnosis of asthma as per-guidelines, who had been followed-up for at least 6 months, * Assessed in one of the pediatric departments participating in the study, * After written consent of at least one of the 2 parents and/or representative of the parental authority, and of the child if he is older than 8 years old. Criteria for the sub-population assessed at "exacerbation" and second visit: * Children and adolescents aged 3 to 16 years * With a medical diagnosis of asthma as per-guidelines, who had been followed-up for at least 6 months, * Hospitalized for a severe asthma exacerbation (requiring hospitalization and general corticosteroid therapy) at Lille University Hospital * After written consent of both parents and/or representative of the parental authority, and of the child if he is over 8 years old Exclusion Criteria: * History of chronic respiratory disease other than asthma, * Inability of parents to receive informed information, inability to participate in the entire study, refusal to sign the consent form

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • CHU Lille

    Lille, France

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