Table 2. Hospital admission data for 2009 influenza A (H1N1) by race/ethnicity, Illinois, April–December 2009.
| Race/Ethnicity | Number no. (%)a | Hospital Admission rateb | Inpatient days No. (%)a | MedianHLOSc days, (IQR)d | ICUe Admission No.(%)f | Number admitted to ICUe reporting ≥1 medical co morbidity no.(%)g | Deaths No. (%)a | Mortality rateb |
| White | 1,068 (38) | 12.7 | 3,500 (46) | 2 (2–4) | 187 (18) | 16 (9) | 47 (52) | 0.6 |
| Black | 707 (25) | 33.2 | 1,648 (22) | 2 (1–4) | 101 (14) | 24 (24) | 17 (19) | 0.9 |
| Asian/Native Hawaiian/PIh | 107 (4) | 19.0 | 312 (4) | 2 (1–4) | 11 (10) | 0 (0) | 1 (1) | ** |
| Native America/American Indian | 6 (0) | 25.8 | 22 (0.1) | 5 (1–11) | 1 (17) | 0 (0) | 0 | 0 |
| Hispanic | 680 (24) | 31.5 | 1,560 (20) | 2 (1–3) | 85 (13) | 13 (15) | 19 (21) | 1.0 |
| Other | 63 (2) | - | 145 (2) | 2 (1–4) | 10 (16) | 1(10) | 1 (1) | ** |
| Unknown | 193 (7) | - | 464 (6) | 3 (1–4) | 26 (13) | 4 (15) | 6 (7) | - |
| Total | 2,824 (100) | 21.8 | 7,651(100) | 2 (1–4) | 421(15) | 58 (14) | 91 (100) | 1.0 |
a
Percentages might total more than 100 because of rounding.
b
Rate per 100,000 population.
c
Hospital Length of stay.
d
Interquartile range.
e
Intensive care unit.
f
Denominator is the number of admissions (column 2).
g
Denominator is the number of ICU admissions (column 5).
h
Pacific Islander.
**Rates suppressed because of low cell count.