Table 1 Characteristics of SARS-CoV-2 positive cases with and without a re-positive test
Characteristic | Total patients (N = 20,280) | Patient with re-positive test (N = 2466) | Patient without re-positive test (N = 17,814) |
|---|---|---|---|
Hospital stay for the original infection, median (IQR) | 15.96 (9.96–23.75)5 | 18.54 (11.96–27.04)1 | 15.71 (9.83–23.21)3 |
Days from discharge from hospital to re-positive test, median (IQR) | NA | 11.00 (9.00–17.00)2 | NA |
Hospital stay for re-positive test, median (IQR) | NA | 10.63 (7.67–15.63)4 | NA |
Sex, no. (%) | |||
 Male | 9433 (46.51%) | 1082 (43.88%) | 8351 (46.88%) |
 Female | 10,847 (53.49%) | 1384 (56.12%) | 9463 (53.12%) |
Age, no. (%) | |||
 0~9 | 124 (0.61%) | 6 (0.24%) | 118 (0.66%) |
 10~19 | 172 (0.85%) | 23 (0.93%) | 149 (0.84%) |
 20~29 | 913 (4.50%) | 142 (5.76%) | 771 (4.33%) |
 30~39 | 2662 (13.13%) | 335 (13.58%) | 2327 (13.06%) |
 40~49 | 3572 (17.61%) | 370 (15.00%) | 3202 (17.97%) |
 50~59 | 4941 (24.36%) | 588 (23.84%) | 4353 (24.44%) |
 60~69 | 5319 (26.22%) | 668 (27.09%) | 4651 (26.11%) |
 70~79 | 1973 (9.73%) | 254 (10.30%) | 1719 (9.65%) |
 ≥ 80 | 562 (2.77%) | 80 (3.24%) | 482 (2.71%) |
Symptoms of first infection, no. (%) | * | * | Â |
 Asymptomatic | 543 (2.68%) | 6 (0.24%) | 537 (3.01%) |
 Mild | 10,304 (50.83%) | 1220 (49.67%) | 9084 (51.00%) |
 Moderate | 6614 (32.63%) | 874 (35.59%) | 5740 (32.22%) |
 Severe | 2365 (11.67%) | 296 (12.05%) | 2069 (11.61%) |
 Critical | 379 (1.87%) | 59 (2.40%) | 320 (1.80%) |