Table I.
Sampling time points in patient illness and viral RNA load
| Disease severity | Patient | Bay or room | Day of illness when samples were collected | Presence of symptoms during sampling | Symptoms | Viral RNA load of patient (Copies/μL) | Viral RNA load of environmental samples (copies/swab) |
|---|---|---|---|---|---|---|---|
| MILD | A | Bay 1 | 5 | Asymptomatic | Fever | 172284.72 (day 2 sputum), 3759.82 (day 5 sputum) | undetectable |
| MODERATE | B | Bay 2 | 9 | Yes | Cough, fever, sputum production, fatigue | 762912.44 (day 6 sputum), 8719.48 (day 10 sputum) | undetectable |
| C | 7 | Asymptomatic | Cough, fever | 1297.50 (day 4 sputum), 151.63 (day 8 sputum) | undetectable | ||
| SEVERE | D | Bay 3 | 8 | Yes | Cough, fever, shortness of breath | 6989.78 (day 6 sputum), 15.02 (day 10 nasopharyngeal) | 2.96 x 103 (Shared Stethoscope Membrane) |
| E | 16 | Yes | Cough, fever, shortness of breath | 49.10 (day 16 nasopharyngeal) | |||
| F | Bay 2; admission 9 days after patient B and C were admitted | 9 | Yes (Breathing 8L of oxygen through a mask) | Cough, fever, shortness of breath | 22780 (day 8 sputum), 4488 (day 8 nasopharyngeal) | undetectable | |
| CRITICAL | G | Room 1; moved to Room 2 on the 9th day after admission | 10, 17 | Yes (mechanical ventilation) | Cough, fever, shortness of breath, fatigue | 15986 (day 10 sputum), 24.85 (day 18 sputum) | 4.62 x 105 (day 10: intubation tube), 4.41 x 103 (day 17: intubation tube), 4.78 x 103 (day17: nurse's upper front part of gown) |