Volume 17, Number 2—February 2011
Research
Severe Cases of Pandemic (H1N1) 2009 in Children, Germany
Table 1
Underlying chronic medical conditions and vaccination status for children with severe pandemic (H1N1) 2009, Germany, 2009–2010*
Characteristic | Total | Nonsurvivors not in PICU | Admitted to PICU |
||||
---|---|---|---|---|---|---|---|
Survivors | Nonsurvivors | Subtotal | p value | OR (95% CI) | |||
Underlying chronic medical conditions | |||||||
Any | 67/89 (75) | 4/4 (100) | 56/76 (74) | 7/9 (78) | 63/85 (74) | 1 | 1.3 (0.2–13.3) |
Neurodevelopmental disorders | 51/89 (57) | 4/4 (100) | 40/75 (53) | 7/10 (70) | 47/85 (55) | 0.501 | 2.0 (0.4–13.1) |
Respiratory disease | 31/82 (38) | 2/3 (67) | 25/70 (36) | 4/9 (44) | 29/79 (37) | 0.718 | 1.4 (0.3–7.3) |
Immunodeficiency | 13/80 (16) | 1/4 (25) | 12/67 (18) | 0/9 (0) | 12/76 (16) | 0.339 | 0.0 (0.0–2.1) |
Cardiac disease |
11/84 (13) |
0/4 (0) |
9/70 (13) |
2/10 (20) |
11/80 (14) |
0.621 |
1.7 (0.2–10.6) |
Vaccination status in patients >6 mo of age | |||||||
Any influenza | 9/56 (16) | 0/4 (0) | 9/48 (19) | 0/4 (0) | 9/52 (17) | 1 | 0.0 (0.0–4.7) |
Pandemic (H1N1) 2009 | 5/53 (9) | 0/4 (0) | 5/45 (11) | 0/4 (0) | 5/49 (10) | 1 | 0.0 (0.0–9.2) |
*Values are no. positive/no with available information (%) except as indicated. PICU, pediatric intensive care unit; OR, odds ratio; CI, confidence interval. ORs were calculated only among patients admitted to the PICU.