Clinical Trials Logo

Clinical Trial Summary

The purpose of this study was to explore the relationship between the transmission of respiratory diseases and the correct wearing of masks, as well as the factors affecting the correct wearing of masks. The research is beneficial to the prevention of respiratory diseases and moves the barrier of prevention and control forward. It is of great significance to COVID-19 's practical prevention and control.


Clinical Trial Description

1. Overall design:This study uses the methods of cross-sectional survey and chance sampling. 2. Sign the Informed Consent Form. 3. Investigation on the basic situation of personnel: The gender, age and education level of the subjects were analyzed as the factors influencing whether the mask was worn correctly or not. 4. Investigation on the types of wearing masks: 1) The types of masks worn by the subjects were recorded as the basis of stratified statistics. 2) Mask suitability testing: 1. Visual inspection whether the mask is close to the face with obvious gaps. 2. Breathing test whether it can blow the cotton wool under the eyes when the subject taking a deep breath. 3. Spray test The FT-30 qualitative fitness test system of 3M company was used to test the suitability and correctness of wearing mask. In the spray test, all subjects underwent a sensitivity test to prove their ability to smell the bitterness of the reagent, and then were randomly divided into a hood group and a direct spray group. In order to objectively reflect the overall situation of the subjects, it is necessary to cover many ages and educational levels of men and women. Each subject participated in the study for about 5-6 minutes, and the total duration of this study was about 3 months. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT04474028
Study type Observational
Source Fuwai Yunnan Cardiovascular Hospital
Contact
Status Completed
Phase
Start date June 19, 2020
Completion date August 31, 2020

See also
  Status Clinical Trial Phase
Completed NCT04497675 - An Epidemiological Investigation on Correct Wearing of Mask by Direct Spray Test
Completed NCT04497753 - An Epidemiological Investigation on Correct Wearing of Mask by Hood Test
Not yet recruiting NCT04031651 - Key Specialized Monitoring of Clinical Safety of Pudilan Xiaoyan Oral Liquid in the Real World
Recruiting NCT05965128 - Promotion and Application of a New Three-level Etiological Diagnosis Strategy for Fever Clinics in Respiratory Infectious Diseases