Volume 13, Number 12—December 2007
Research
Swine Influenza (H3N2) Infection in a Child and Possible Community Transmission, Canada
Table 2
Household | Age, y | Sex | A/Wisconsin/ 67/2005 titer | A/New Caledonia/ 20/99 titer | A/Canada/ 1158/2006 titer | Swine exposure | Clinical features |
---|---|---|---|---|---|---|---|
A (index patient) | 0.6 | M | <4 | <4 | 256 | None | Hospitalization with ILI and isolation of swine influenza |
A† | 1 | M | <4 | <4 | 256 | None | None (URI coincident with ILI in index case) |
A | 35 | F | <4 | <4 | 32 | None | None |
A | 38 | M | 8 | <4 | 32 | <1 h/wk | None |
A | 8 | M | <4 | <4 | 64 | <1 h/week | None |
B | 7 | M | 32 | <4 | 32 | <1 h/wk | None |
C | 8 | M | 4 | <4 | 64 | >1 h/week | None |
C | 5 | M | <4 | <4 | 128 | <1 h/week | none |
C | 3 | F | <4 | <4 | 128 | None | ILI 1 mo before index case |
*URI, upper respiratory illness; ILI, influenza-like illness.
†Symptomatic sibling.
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