Univariable association with hospitalization | Multivariable association with hospitalization | |||||
---|---|---|---|---|---|---|
Crude OR | 95% CI | P | Adjusted OR | 95% CI | P | |
Age group (y) (ref: 0–4) | ||||||
5–14 | 0.27 | (0.17,0.44) | < 0.0001 | 0.25 | (0.15,0.41) | < 0.0001 |
15–24 | 0.09 | (0.03,0.26) | 0.09 | (0.03,0.24) | ||
25–34 | 0.06 | (0.02,0.25) | 0.06 | (0.01,0.24) | ||
35–44 | 0.10 | (0.03,0.33) | 0.10 | (0.03,0.34) | ||
45–64 | 0.16 | (0.06,0.40) | 0.16 | (0.06,0.39) | ||
65+ | 0.30 | (0.07,1.26) | 0.25 | (0.06,1.11) | ||
Male sex | 1.41 | (1.00,2.00) | 0.05 | 1.30 | (0.90,1.88) | 0.17 |
Pre-existing chronic respiratory condition | 4.34 | (2.20,8.57) | < 0.0001 | 5.55 | (2.61,11.81) | < 0.0001 |
Influenza diagnosis (ref: Negative) | ||||||
B | 0.35 | (0.13,0.96) | < 0.0001 | 0.45 | (0.16,1.25) | 0.0003 |
A/H3N2 | 0.61 | (0.29,1.27) | 0.68 | (0.32,1.43) | ||
A/H1N1-pdm09 | 1.28 | (0.58,2.86) | 1.71 | (0.73,3.99) | ||
A/Unsubtyped | 2.50 | (1.02,6.15) | 3.4 | (1.28,9.02) |