Table 1 |
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|
Clinical and laboratory characteristics of hospitalized patients with pandemic influenza A (H1N1) 2009 infections |
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|
Characteristics |
No of patients (N = 50) |
% |
|
|
||
|
Male sex |
25 |
50 |
|
Age < 50 |
45 |
90 |
|
Paediatric (≤ 15 years) |
23 |
46 |
|
Cough |
50 |
100 |
|
Fever |
49 |
98 |
|
Dyspnoea |
24 |
48 |
|
Rhinorrhoea |
24 |
48 |
|
Sore throat* |
16 |
36.4 |
|
Vomiting |
12 |
24 |
|
Myalgia* |
7 |
15.9 |
|
Headache* |
7 |
15.9 |
|
Hypoxaemia |
12 |
24 |
|
Tachypnoea |
16 |
32 |
|
Pneumonia |
25 |
50 |
|
Comorbidity** |
24 |
48 |
|
Lung disease¶ |
11 |
22 |
|
Hypertension |
5 |
10 |
|
Diabetes mellitus |
5 |
10 |
|
Malignancy Ψ |
3 |
6 |
|
Autoimmune¥ |
2 |
4 |
|
Others £ |
6 |
12 |
|
Complications® ** |
13 |
26 |
|
Pregnant |
6 |
12 |
|
Coinfection Ω |
17 |
34 |
|
Leukopenia© |
4 |
8 |
|
Lymphopaenia© |
31 |
62 |
|
Leukocytosis© |
12 |
24 |
|
Neutrophilia © |
13 |
26 |
|
ALF § |
12 |
29.3 |
|
ARF § |
4 |
9.5 |
|
ICU |
9 |
18 |
|
Supplemental oxygen |
22 |
44 |
|
Mechanical ventilation |
6 |
12 |
|
Died |
2 |
4 |
|
|
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|
* Not assessed in children < 3 years (n = 44) ** A patient may have more than one comorbidity or complications ¶ Includes asthma (n- = 9), Chronic obstructive airway disease (n = 1) and bronchiectasis (n = 1) Ψ Includes chronic myeloid leukemia (n = 1), acute myeloid leukemia (n = 1), meningioma of brain (n = 1) ¥ Includes autoimmune haemolytic anaemia (n = 1), idiopathic thrombocytopenia purpura (n = 1) £Includes cardiovascular disease (n = 2), immunosuppressives (n = 2), hypothyroidism (n = 1), stroke (n = 1) ® Includes liver impairment (n = 12), renal impairment (n = 4) septic shock (n = 2) and ARDS (n = 2). Ω Includes bacterial (n = 14), viral (n = 3). The sites for isolation of 9 non-Mycoplasma bacteria: (blood = 2, sputum = 3, nasopharyngeal aspirate = 3, bronchoalveolar lavage = 2) © Established values in our laboratory, Adults: leukocytes 4-11 × 109/L; neutrophils 2-7.5 × 109/L; lymphocyte 1.5-4 × 109/L; Paediatrics: age-dependent ALF: abnormal liver function (n = 41) (raised alanine aminotransferase/aspartate aminotransferase or both) ARF: abnormal renal function (n = 42) (raised creatinine) |
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|
Dhanoa et al. Virology Journal 2011 8:501 doi:10.1186/1743-422X-8-501 |
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