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Results of the N protein of SARS-CoV assay for sera from patients with SARS in the serological test-positive group
| Days after onset of symptoms | No. of patients with positive sera/total no. of patients with SARS (%) |
|---|---|
| 1-5 | 78/84 (92.9) |
| 6-10 | 44/63 (69.8) |
| 11-15 | 12/33 (36.4) |
| 16-20 | 4/19 (16.7) |
| 21-115 | 0/220 (0) |
