Table 1. Pteropus vampyrus bats with Nipah virus–neutralizing antibody titers, Peninsular Malaysia, January 2004–October 2006*.
| Location | Sex | Age | No. | SNT titer | No. positive | % Seroprevalence (95% CI) |
|---|---|---|---|---|---|---|
| Perlis, n = 6 |
M | Adult | 4 | <8 | 0 | 16.7 (1.1–58.2) |
| Juvenile | 0 | NA | NA | |||
| Pup | 0 | NA | NA | |||
| F |
Adult | 0 | NA | NA | ||
| Juvenile | 2 | <8 | 1 | |||
| Pup |
0 |
NA |
NA |
|||
| Perak, n = 50 | M | Adult | 18 | <8–32 | 3 | 24 (14.1–37.5) |
| Juvenile | 11 | <8–64 | 2 | |||
| Pup | 0 | NA | NA | |||
| F | Adult | 18 | <8–512 | 7 | ||
| Juvenile | 3 | <8 | 0 | |||
|
|
|
Pup |
0 |
NA |
NA |
|
| Terengganu, n = 18 | M | Adult | 6 | <8–128 | 1 | 38.9 (20.2–61.5) |
| Juvenile | 5 | <8–64 | 4 | |||
| Pup | 0 | NA | NA | |||
| F | Adult | 6 | <8–16 | 2 | ||
| Juvenile | 0 | NA | NA | |||
|
|
|
Pup |
1 |
<8 |
0 |
|
| Johor, n = 73 | M | Adult | 23 | <8–128 | 12 | 42.4 (31.7–53.9) |
| Juvenile | 16 | <8–128 | 6 | |||
| Pup | 0 | NA | NA | |||
| F | Adult | 26 | <8–128 | 12 |
|
|
| Juvenile | 8 | <8–16 | 1 | |||
|
|
|
Pup |
0 |
NA |
NA |
|
| Pahang, n = 106 | M | Adult | 44 | <8–1,024 | 10 | 29.2 (21.4–38.5) |
| Juvenile | 9 | <8 | 0 | |||
| Pup | 0 | NA | NA | |||
| F | Adult | 50 | <8–1,024 | 21 | ||
| Juvenile | 3 | <8 | 0 | |||
|
|
|
Pup |
0 |
NA |
NA |
|
| Overall, N = 253 | Adult | 193 | <8–1,024 | 0 | 32.8 (27.3–38.8) | |
| Juvenile | 66 | NA | 14 | |||
| Pup | 1 | NA | 68 |
*SNT, serum neutralization test; NA, not applicable (no sample).