Effect of Aerosol Filtering on Infectious Diseases in Day Care

Not Applicable

Active, not recruiting

• Conditions: Diarrhea; Upper Respiratory Tract Infection
• Interventions: Other: Air purification

• Registration Number: NCT05569330
• Lead Sponsor: Helsinki University Central Hospital

Brief Summary

Effect of aerosol flitration and removal on typical infectious diseases such as upper respiratory tract infectinos is studied in day care. Many filtration methods such as filters and electrical filtering are used to remove aerosol particles from room air.

Detailed Description

Not available

Study Timeline

• Study First Submitted: 2022-09-28
• Study First Submitted QC: 2022-10-03
• Study First Posted: 2022-10-06
• Study Start: 2022-11-01
• Status Verified: 2023-05
• Last Update Submitted: 2023-05-10
• Last Update Posted: 2023-05-11
• Primary Completion: 2024-04-30
• Study Completion: 2024-04-30

Recruitment & Eligibility

• Status: ACTIVE_NOT_RECRUITING
• Sex: All
• Target Recruitment: 92

Inclusion Criteria

• Subject is expected to be in the same day care unit for the duration of the study

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Exclusion Criteria

• Subject is known not to be in the same day care unit for the duration of the study

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Study & Design

• Study Type: INTERVENTIONAL
• Study Design: CROSSOVER

Arm && Interventions

Group	Intervention	Description
Arm 1	Air purification	Two of the four participating day care units are allocated in arm 1
Arm 2	Air purification	Two of the four participating day care units are allocated in arm 2

Primary Outcome Measures

Name	Time	Method
Incident infections	During the study periods 11/22-4/23 and 11/23-4/24. These are identical for every subject.	Incident infections among subjects

Secondary Outcome Measures

Name	Time	Method
Days absent from work	During the study periods 11/22-4/23 and 11/23-4/24. These are identical for every subject.	Days absent from work by the parents of sick children

Trial Locations

Locations (1)

City of Helsinki Day care; 🇫🇮 Helsinki, Finland