Table 2.
Estimated hospitalization rates associated with A(H1N1)pdm09 virus, Davidson Co, TN, from May 2009 to March 2010
| Age‐group (years) | Estimated influenza‐related hospitalizations in Davidson County | Davidson County population | Annual rate per 1000 residents (95% confidence interval [CI]) | ||
|---|---|---|---|---|---|
| Capture–recapture | Surveillance‐sampling | Capture–recapture | Surveillance‐sampling | ||
| <5 | 42 | 37 | 47 446 | 0·89 (0·72–1·49) | 0·78 (0·46–1·22) |
| 5–17 | 59 | 30 | 93 710 | 0·62 (0·42–1·11) | 0·32 (0·14–0·69) |
| 18–49 | 565 | 314 | 318 006 | 1·78 (0·99–3·63) | 0·99 (0·64–1·52) |
| ≥50 | 135 | 253 | 176 548 | 0·76 (0·50–1·76) | 1·43 (0·80–2·48) |
| Overall | 586 | 634 | 635 710 | 0·92 (0·71–1·43) | 1·00 (0·60–1·64) |