Clinical and demographic characteristics of hospitalized children with confirmed influenza A and B in Buenos Aires, Argentina, 2000–2015 (n = 394).

<p>Clinical and demographic characteristics of hospitalized children with confirmed influenza A and B in Buenos Aires, Argentina, 2000–2015 (n = 394).</p

Multivariate analysis of the probability of influenza diagnosis among all confirmed viral pathogens in nasopharyngeal aspirates of hospitalized children in Buenos Aires, Argentina, 2001–2015 (n = 5290).

<p>Multivariate analysis of the probability of influenza diagnosis among all confirmed viral pathogens in nasopharyngeal aspirates of hospitalized children in Buenos Aires, Argentina, 2001–2015 (n = 5290).</p

Seasonal distribution of confirmed influenza cases in hospitalized children in Buenos Aires, Argentina, 2000–2015 (n = 394).

<p>^aMoving average trend line, period = 2.</p

Annual distribution of confirmed viral pathogens in nasopharyngeal aspirates of hospitalized children in Buenos Aires, Argentina, 2001–2015 (n = 5290).

<p>AV, adenovirus; PIV, parainfluenza virus; RSV, respiratory syncytial virus.</p

Selected X-ray patterns at time of admission by age group in influenza A H1N1pdm confirmed fatalities (excluding patients with influenza A H1N1pdm nosocomial infections unless otherwise reported), Argentina, June 15^th–July 31^st, 2009.

¶¶<p>COPD, Asthma, atelectasis, tuberculosis, respiratory failure.</p>***<p>Fever syndrome, septic shock, leukemia, gastrointestinal problems, pregnancy, HIV/AIDS.</p

Mean number of days from date of onset to date of first doctor visit (A), hospitalization (B), and antiviral treatment (C); Mean number of days from first doctor visit (D) and hospitalization (E) to antiviral treatment among influenza A H1N1pdm fatalities by epidemiological week of onset.

<p>Mean number of days from date of onset to date of first doctor visit (A), hospitalization (B), and antiviral treatment (C); Mean number of days from first doctor visit (D) and hospitalization (E) to antiviral treatment among influenza A H1N1pdm fatalities by epidemiological week of onset.</p

Comorbidities^* and underlying conditions among influenza A H1N1pdm confirmed fatalities by age groups, Argentina, June 15^th–July 31^st, 2009.

*<p>Comorbidities as defined by the Advisory Committee on Immunization Practices ¹⁰.</p>†<p>Including asthma.</p>§<p>Excluding hypertension.</p>¶<p>Including diabetes.</p>#<p>Persons who have immunosuppression (including immunosuppression caused by medications or by human immunodeficiency virus, HIV).</p>**<p>Persons who have any condition (e.g., cognitive dysfunction, spinal cord injuries, seizure disorders, or other neuromuscular disorders) that can compromise respiratory function or the handling of respiratory secretions or that can increase the risk for aspiration.</p>††<p>Including cerebrovascular disease, cerebral palsy, epilepsy, down syndrome, neurochronic disease.</p>§§<p>Does not include former and passive smokers.</p>¶¶<p>Women only.</p><p><b>n/a</b> not applicable.</p

Selected symptoms and physical signs at time of admission by age group in influenza A H1N1pdm confirmed fatalities (excluding patients with influenza A H1N1pdm nosocomial infections unless otherwise reported), Argentina, June 15^th–July 31^st, 2009.

*<p>Unless otherwise stated.</p>†<p>Median (IQR).</p>#<p>Elevated respiration rate was defined as more than 40 breaths per minute for patients less than 5 years old and 25 breaths per minute for patients 5+ years old.</p>§<p>Elevated resting heart rate was defined as more than 120 beats per minute for patients less than 5 years old and 100 beats per minute for patients 5+ years old.</p>¶<p>Low systolic tension was defined as <90 mmHg.</p

Description of pregnant, postpartum and fertile age women among influenza A H1N1pdm confirmed deceased patients, Argentina, June 15^th–July 31^st, 2009.

<p><b>n/a</b> not applicable.</p

Pandemic H1N1 (influenza A H1N1pdm) confirmed hospitalizations and deaths by week of symptom onset and case fatality proportion among hospitalized cases, Argentina, May 3^rd 2009–August 29^th 2009.

<p>Pandemic H1N1 (influenza A H1N1pdm) confirmed hospitalizations and deaths by week of symptom onset and case fatality proportion among hospitalized cases, Argentina, May 3^rd 2009–August 29^th 2009.</p