Volume 14, Number 1—January 2008
Research
Human Metapneumovirus Infections in Children
Terho Heikkinen*
, Riikka Österback†, Ville Peltola*, Tuomas Jartti*, and Raija Vainionpää†
, Riikka Österback†, Ville Peltola*, Tuomas Jartti*, and Raija Vainionpää†Table 2
Incidence of human metapneumovirus (hMPV) infections in children during the respiratory season, Finland, 2000–2001*
| Age, y† | No. children | No. children with hMPV | Rate of hMPV/1,000 children (95% CI) |
|---|---|---|---|
| <2 | 249 | 19 | 76 (43–109) |
| 2–<4 | 362 | 14 | 39 (19–59) |
| 4–<6 | 247 | 9 | 36 (13–60) |
| 6–<9 | 232 | 3 | 13 (0–27) |
| 9–12 | 248 | 2 | 8 (0–19) |
| Total | 1,338 | 47 | 35 (25–45) |
*CI, confidence interval.
†Age at beginning of follow-up.
