Volume 12, Number 1—January 2006
Research
Estimating Influenza Hospitalizations among Children
Carlos G. Grijalva*, Allen S. Craig*†, William D. Dupont*, Carolyn B. Bridges‡, Stephanie J. Schrag‡, Marika K. Iwane‡, William Schaffner*, Kathryn M. Edwards*, and Marie R. Griffin*
Table 2
Influenza hospitalization rates per 1,000 children <5 years of age and sensitivity of system compared to capture-recapture estimates, Davidson County, Tennessee, 2003–2004 influenza season*
| Age, mo | Hospitalization rates (%) per 1,000 children |
Sensitivity (%) compared to capture-recapture estimates |
||
|---|---|---|---|---|
| NVSN† | EIP | NVSN | EIP | |
| <6 | 6.66 | 3.45 | 72.97 | 37.84 |
| 6–23 | 2.20 | 1.18 | 74.29 | 40.00 |
| 24–59 | 0.59 | 0.27 | 72.22 | 33.33 |
| Total | 1.75 | 0.90 | 73.33 | 37.78 |
*NVSN, New Vaccine Surveillance Network; EIP, Emerging Infections Program.
†Estimation corrected for nonsurveillance days and nonenrolled children.
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