TABLE 3.
Prevalence of serum antibody to rMXV by age and sex in healthy adults from five districts in Japan
| District | No. positivea/no. tested (%)
|
|||||||
|---|---|---|---|---|---|---|---|---|
| 20–29 yr old | 30–39 yr old | 40–49 yr old | 50–59 yr old | >60 | Males | Females | Total | |
| Hokkaido | 23/30 (77) | 26/30 (87) | 27/30 (90) | 28/30 (93) | 14/14 (100) | 79/90 (88) | 39/44 (89) | 118/134 (88) |
| Miyagi-ken | 25/30 (83) | 10/10 (100) | — | — | — | 14/15 (93) | 21/25 (84) | 35/40 (88) |
| Saitama-ken | 35/39 (89) | 8/10 (80) | 1/1 (100) | — | — | 1/1 (100) | 43/49 (88) | 44/50 (88) |
| Kyoto-fu | 33/40 (83) | 9/10 (90) | — | — | — | 15/15 (100) | 27/35 (77) | 42/50 (84) |
| Fukuoka-ken | 30/38 (79) | 10/10 (100) | 2/2 (100) | — | — | 1/1 (100) | 41/49 (84) | 42/50 (84) |
| Total | 146/177 (82) | 63/70 (90) | 30/33 (91) | 28/30 (93) | 14/14 (100) | 110/122 (90) | 171/202 (85) | 281/324 (87) |
a
Serum samples with >50% inhibition of the A492 in the rMXV ELISA were considered positive for antibody to MXV.—, no sera available.