Table 1.
Summary of wastewater surveillance results for the hospital building, isolation/quarantine building, and residence halls in three Emory campuses. †Average number of cases in the building during the study period. ‡Results from wastewater samples from the same site within a calendar week were consolidated into one sample. The Fall 2020 semester covered the period from August 20th, 2020 to December 31st, 2020; The Spring 2021 semester covered the period from January 1st, 2021 to March 28th, 2021.
| Location | Number of cases | Number of sites | ‡Number of samples | Positive samples (%) |
|---|---|---|---|---|
| Hospital building (grab sample) | †65 | 1 | 66 | 34 (51.5) |
| Hospital building (Moore swab sample) | †65 | 1 | 34 | 28 (82.4) |
| Isolation/quarantine building | †9 | 1 | 23 | 15 (65.2) |
| Atlanta campus residence halls (Fall 2020 semester) | 26 | 10 | 92 | 10 (10.9) |
| Clairmont campus residence halls (Fall 2020 semester and winter break) | 14 | 7 | 111 | 3 (2.7) |
| Oxford campus residence halls (Fall 2020 semester) | 6 | 6 | 63 | 0 (0) |
| Atlanta campus residence halls (Spring 2021 semester) | 140 | 10 | 41 | 26 (63.4) |
| Clairmont campus residence halls (Spring 2021 semester) | 19 | 7 | 63 | 14 (22.2) |
| Oxford campus residence halls (Spring 2021 semester) | 19 | 6 | 22 | 13 (59.1) |