Table 1 PETRA study protocol timeline
Pre-treatment | Weeks 1–6 | Weeks 7–8 | Weeks 9–14 | Post-treatment | |
|---|---|---|---|---|---|
RACF eligibility assessment | ● | ||||
RACF recruitment | ● | ||||
Communication with participating RACF residents, families and staff | ● | ||||
Zone allocation | ● | ||||
Design GUV device layout per zone | ● | ||||
Install GUV devices | ● | ||||
Quality control of UV-C light | ● | ● | |||
Zone randomisation | ● | ||||
Routine monitoring of respiratory viral infections | ● | ● | |||
Weekly air sampling of viral particles | ● | ● | |||
Weekly fomite sampling of viral particles | ● | ● | |||
Viral sequencing | ● |