TABLE 5.
Proportion of Enrolled versus Analysis-Eligible Participants Receiving Rapid Antigen Tests by Quantity and Study Period and Proportion of Positivity by Time Period
| 11/29/2021–1/28/2022 (Delta and Omicron) | 1/3/2022–1/28/2022 (Omicron) | |||
|---|---|---|---|---|
| Number of tests administered | Enrolled (%) | Analysis Eligible (%) | Number of tests administered | Enrolled (%) |
| 1 | 766 (31) | 306 (18) | 554 (35) | 173 (18) |
| 2 | 823 (33) | 506 (30) | 541 (35) | 309 (33) |
| 3 | 706 (29) | 695 (41) | 467 (30) | 456 (49) |
| 4 | 168 (7) | 168 (10) | 2 (0) | 2 (0) |
| Total participants | 2463 | 1675 | 1564 | 940 |
| Total tests administered (mean, SD, median, min, Q1, Q3, max) |
5202 (2.1, 0.9, 2, 1, 1, 3, 4) |
4075 (2.4, 0.9, 3, 1, 2, 3, 4) |
3045 (2.0, 0.8, 2, 1, 1, 3, 4) |
2167 (2.3, 0.8, 2, 1, 2, 3, 4) |
Q1, quarter 1; Q3, quarter 3.