|Assessment of pandemic severity||
1. Transmissibility: virological factors and epidemiological observations;|
2. Seriousness of disease;
3. Impact: socioeconomic impact .
1. Hazard assessment: identifying, reviewing and ranking influenza viruses of concern;|
2. Exposure assessment: epidemiological and susceptibility factors;
3. Context assessment: social, technological and scientific, economic, ethical, and policy and political factors;
4. Risk characterization .
|Assessment of national planning||
1. Planning and coordination;|
2. Situation monitoring and assessment;
3. Prevention and containment;
4. Health system response;
5. Communication .
|Simulation exercises on influenza pandemic responses||
1. Orientation: an informal discussion designed to familiarize participants with plans, roles and procedures with a focus on questions of coordination and assignment of responsibilities;|
2. Drill: developing and maintaining skills in a single response procedure;
3. Table-top exercise (TTX): a discussion held around a conference or round table over the space of 2 or 3 h;
4. Functional exercise: creating a situation and facilitating a ‘real’ response, and may include such activities as activating command centres, documenting actions and decisions, completing real forms, issuing real communications and responding to simulated media or other questions;
5. Full-scale exercise: focusing on the operational capability of emergency response and management systems .
|Effectiveness of public health measures||
1. Economic effects;|
2. Influenza-like illness(ILI), hospitalization rates or laboratory-confirmed cases, incidence rate ratios;
3. Change of behavior .