Table 3. 2009 influenza A(H1N1) hospital admission rates/100,000 population by race/ethnicity and age group, Illinois, April–December 2009.
| Race/Ethnicity | |||||
| Age group | Whitea | Black | Hispanic | Statewide | P valueb |
| 0–4 yrs Rates (95% C.I.)c | 30 (25–35) | 91(76–109) | 90 (78–103) | 61(56–66) | <0.001 |
| 5–24 yrs Rates (95% C.I.) | 15 (14–17) | 40 (35–46) | 30 (26–35) | 25 (24–27) | <0.001 |
| 25–64 yrs Rates (95% C.I.) | 12 (11–13) | 32 (28–36) | 24 (21–27) | 18 (17–19) | <0.001 |
| ≥65 yrs Rates (95% C.I.) | 8 (6–9) | 18 (12–25) | 40 (28–56) | 12 (10–14) | <0.001 |
a
Referent group.
b
P value calculated chi-square test (Fisher's exact or Pearson).
c
95% Confidence Interval.