COVID-19 tests, characteristics and outcomes
| Characteristics | All COVID-19 tests | Admissions | ||||
| Low activity n (%) | Moderate activity n (%) | High activity n (%) | Low activity n (%) | Moderate activity n (%) | High activity n (%) | |
| Age | ||||||
| 18–44 | 35 981 (66.9) | 42 540 (67.8) | 53 578 (67.0) | 356 (36.1) | 377 (38.3) | 399 (40.3) |
| 45–69 | 16 717 (31.1) | 18 374 (29.3) | 25 030 (31.3) | 598 (60.6) | 551 (55.9) | 543 (54.8) |
| ≥70 | 1073 (2.0) | 1807 (2.9) | 1344 (1.7) | 32 (3.3) | 57 (5.8) | 49 (4.9) |
| Region* | ||||||
| Gauteng | 29 703 (55.2) | 34 664 (55.3) | 42 983 (53.8) | 534 (54.2) | 560 (56.9) | 557 (56.2) |
| Other | 24 068 (44.8) | 28 057 (44.7) | 36 969 (46.2) | 452 (45.8) | 425 (43.1) | 434 (43.8) |
| Sex | ||||||
| Female | 34 456 (64.1) | 35 365 (56.4) | 40 708 (50.9) | 417 (42.3) | 364 (37.0) | 301 (30.4) |
| Documented prior infection | ||||||
| None | 49 252 (91.6) | 57 725 (92.0) | 74 255 (92.9) | 962 (97.6) | 967 (98.2) | 972 (98.1) |
| 0 to 89 days | 631 (1.1) | 685 (1.1) | 762 (1.0) | 13 (1.3) | 13 (1.3) | 6 (0.6) |
| 90 to 179 days | 1224 (2.3) | 1399 (2.2) | 1605 (2.0) | 6 (0.6) | 1 (0.1) | 4 (0.4) |
| ≥180 days | 2664 (5.0) | 2912 (4.6) | 3330 (4.1) | 5 (0.5) | 4 (0.4) | 9 (0.9) |
| Number of COVID-19 risk factors† | ||||||
| 0 | 31 959 (59.4) | 35 717 (56.9) | 40 302 (50.4) | 400 (40.6) | 386 (39.2) | 300 (30.2) |
| 1 | 15 081 (28.1) | 19 351 (30.9) | 29 966 (37.5) | 316 (32.0) | 344 (34.9) | 415 (41.9) |
| 2 | 4880 (9.1) | 5682 (9.1) | 7568 (9.5) | 186 (18.9) | 180 (18.3) | 182 (18.4) |
| ≥3 | 1851 (3.4) | 1971 (3.1) | 2116 (2.6) | 84 (8.5) | 75 (7.6) | 94 (9.5) |
*Further regional breakdown as well as surveillance week is presented in online supplemental table 5 and online supplemental figures 1 and 2, respectively.
†See online supplemental table 1.