Table 2.
Antemortem diagnostic tests in rabies survivors (n = 8)
| Viral RNA (real-time polymerase chain reaction) | Neutralizing antibody titers in IU/mL (day of sample collection post onset of symptoms) | ||||||
|---|---|---|---|---|---|---|---|
| Case no. | CSF | Nuchal skin | Saliva | CSF-1 | CSF-2 | Serum-1 | Serum-2 |
| 1 | NR | NR | NR | 15 (28) | NR | 60 (14) | 240 (28) |
| 2 | NEG | POS | NEG | 60 (13) | NR | 60 (13) | NR |
| 3 | NEG | NR | NR | 7.5 (10) | 60 (30) | > 15 (10) | > 480 (30) |
| 4 | NEG | NR | NEG | 60 (60) | NR | > 240 (60) | > 960 (74) |
| 5 | NEG | NEG | NEG | 0.9 (12) | 30 (26) | > 30 (12) | > 480 (26) |
| 6 | NEG | NR | NR | 0.4 (7) | 240 (19) | > 30 (7) | > 240 (19) |
| 7 | NEG | NEG | NEG | 0.4 (4) | 7.5 (9) | 30 (4) | 60 (9) |
| 8 | NEG | NR | NEG | 0.2 (7) | 3.75 (14) | 15 (7) | 60 (14) |
CSF = cerebrospinal fluid; NEG = negative; NR = test not requested or sample not received; POS = positive.