A laboratory study will be conducted to assess causative factors affecting temporal changes in respirator fit. The possible causative factors include: weight gain or loss, face size change, 3-D scans and nose shape change, wrinkling and scarring, medical procedures, BMI, percent body fat, height, age and gender.
Q1 Complete revision of the protocol per HSRB review comments and Start data collection for the pilot study.
Q2 Start data collection for the initial testing and Complete data collection for the pilot study.
Q3 Complete data collection for the 110 subjects and Conduct statistical analyses of the first pilot study.
Q4 Complete initial testing for all 220 subjects and Draft a manuscript based on the first pilot study data.
Manuscripts published or submitted to peer review journals
Presentations to stakeholders or conferences
Standards committee meetings & public meetings
Project data is used by NIOSH, CDC, OSHA, ISO, and ANSI in guidance documents, standards, or regulations