Sensitivity of the NS1 antigen test according to diagnosis category and clinical variables in secondary dengue cases.

<p>Sensitivity of the NS1 antigen test according to diagnosis category and clinical variables in secondary dengue cases.</p

Dengue cases by year, month and serotype distribution, 2000–2004 and 2006–2009.

<p>A. Proportion of dengue virus infections among febrile episodes by year (grey bars), incidence rate of dengue virus infections in the cohort (red line), national incidence rate (solid black line) and provincial incidence rate (dashed black line). B. Monthly distribution of dengue cases by serotype.</p

Leukopenia and thrombocytopenia by fever day.

<p>Leukopenia and thrombocytopenia by fever day.</p

Details for sequential dengue virus infections observed in the cohort.

<p>Details for sequential dengue virus infections observed in the cohort.</p

Cohort demographics.

<p>Cohort demographics.</p

Clinical severity, type of infection and infecting serotype for dengue cases in the cohort.

<p>Clinical severity, type of infection and infecting serotype for dengue cases in the cohort.</p

Overall study design.

<p>SS = serosurvey, AFS = acute febrile surveillance.</p

Mean percentage of influenza cases by month (black diamonds) and number of times the peak of the influenza season took place in each month (pink squares) for countries of Northern hemisphere.

<p>Mean percentage of influenza cases by month (black diamonds) and number of times the peak of the influenza season took place in each month (pink squares) for countries of Northern hemisphere.</p

Mean percentage of influenza cases by month (black diamonds) and number of times the peak of the influenza season took place in each month (pink squares) for countries in the inter-tropical belt.

<p>Mean percentage of influenza cases by month (black diamonds) and number of times the peak of the influenza season took place in each month (pink squares) for countries in the inter-tropical belt.</p

Mean percentage of influenza cases by month (black diamonds) and number of times the peak of the influenza season took place in each month (pink squares) for countries in the Southern hemisphere.

<p>Mean percentage of influenza cases by month (black diamonds) and number of times the peak of the influenza season took place in each month (pink squares) for countries in the Southern hemisphere.</p