Table 1.
Environmental parameters
| Public buildings (L) | Public houses (P) | Private houses (F) | Intensive care unit (ICU) | Cleanroom gowning area (UR) | ISO8 cleanroom (CR) | |
|---|---|---|---|---|---|---|
| Shotgun samples | 2 | 2 | 2 | 1 | 1 | 1 |
| Amplicon samples | 18 | 6 | 8 | 24 | 2 | 3 |
| Restriction level | Non | Partly | Moderate | High | ||
| Occupancy type | Uncontrolled | Restricted | Controlled | |||
| Surface material | Polymer, concrete, tiles, wood | Tiles, wood | Polymer, tiles, stone | Polymer, furnished wood, metals | Polymer (antistatic, dissipative epoxy resin) | |
| Location | Floors | Floors, workplaces, medical devices | Floors | |||
| Building setting | Rural | Suburban | Urban | |||
| Maintenance | Conventional | Humidity, temperature | Particles, humidity, temperature, electromagnetics, electrostatics | Particles, humidity, temperature, electromagnetics, electrostatics | ||
| Cleaning | Mechanically (broom) | Natural soaps | All-purpose cleaners | All-purpose cleaners, surface disinfectants, sanitary cleaners | Isopropanol, Jaminal Plus, Klercide-CR | Isopropanol, Jaminal Plus, Klercide-CR, vapor phase H2O2 |
| Purpose | Education | Accommodation | Residence | Medical care | Changing garment | Spacecraft assembly |
| Characteristics | Reduced interaction of occupants with the outdoor environment and its influences | Sanitary area and kitchen included | Kitchen included, resident and dog (pet) | Medical care of patients, microbes, and viruses | Gowning area | HEPA air filtration, special garment, microbial control |
| Sampled surface (m2) | 43 | 46 | 25 | < 1 | 38 | 169 |
| Room size (m2) | 43 | 46 | 25 | 75 | 38 | 169 |
| Room height (m) | 3 | 3 | 3 | 3 | 3 | 8 |
| Room volume (m3) | 142 | 139 | 82 | 225 | 113 | 1349 |
| Humidity (%) | 62 | 65 | 60 | 32 | 55 | 55 |
| Temperature (°C) | 19 | 18 | 19 | 24 | 22 | 22 |
| Latitude | 53.950258 | 53.948030 | 53.953343 | 47.081353 | 45.079675 | 45.079675 |
| Longitude | 10.031095 | 10.026079 | 10.034461 | 15.465090 | 7.608334 | 7.608334 |
| Sea level (m) | 28 | 28 | 31 | 394 | 279 | 279 |
Selected metadata of sampled confined (CB) and unrestricted built environments (UB)