Definition of Variables

describes additional information the reviewers consider as relevant.


describes the international organizations involved in the preparation of the document, including the publishing organization. 
As of January 2014, the specific variables contained the following international organizations: ACI, AEA, EC, ECDC, IAEA, IATA, ICAO, OIE and WHO. These variables will be extended as needed. The existence of other contributors was indicated in the variable “Others” (e.g. national public health authorities like the US Centers for Disease Control and Prevention (CDC) or the RKI).

Free of Charge: 

the variable “Free of charges” describes whether or not the document must be purchased.

Highest Level of Detail: 

this variable only displays the highest level of detail which has been attributed for the specific keyword in the document. Four different scores could be given in the order from level 1 (attributed to pages, on which information about the keyword was only mentioned) to level 4 (attributed to pages with extensive or very important information about the keyword). Forms, like the Passenger Locator Form were always quoted with “4”.

ID (Identification Number): 

is a consecutive number allocated to a document by the AIRSAN reviewers. The review might reveal that some documents do not fulfill inclusion criteria. The document specific ID will not be reallocated. 


lists the name of the specific keyword (further information see: definition of keywords).


indicates the specific website where the document or its pdf version can be found.

Public Health Function: 

contains the categories “Risk management”, “Risk assessment” and “Event management”.

Public Health Threat: 

describes the specific risk the document addresses. The public health treat can be “Biological”, “Chemical”, “Radiological”, “Environmental” or of “Unknown origin”. If all threats are addressed, the variable “All Threats” contains “Yes”. 
Published by: describes the organization or organizations who issued the document. 
As of January 2014, the specific variables of the category “published by” contain the following international organizations: ACI, AEA, EC, ECDC, IAEA, IATA, ICAO, OIE and WHO. These variables will be extended as needed.

Published Language: 

describes the language the document is written in. As of January 2014, the specific variables contain the following languages: Arabic, Chinese, Czech, English, French, German, Lithuanian, Russian and Spanish. These variables will be extended as needed.

Reference Pages: 

list all pages which provide relevant information about the keyword. Additionally, the level of detail is displayed in brackets for each page or page range.

Target Group: 

describes the audience who is either clearly addressed in the document or would benefit to use the document. The following target groups were chosen: “Airline Operator”, “Airport Operator”, “Aviation Authority” and “Public Health Authority”.


describes the distinguishing name of the document as listed on its front page.

Type of Document: 

a document can be categorized as “Treaty”, “Standard”, “Guidance Document”, “Recommendation” and “Assessment Tool”. If the type of document was not clear the document was categorized as “Guidance Document”.

A “Treaty” is a document which has been agreed under and entered into international law by sovereign states and international organizations.

A "Standard" refers to ICAO Standards that are found in the Annexes to the Convention on International Civil Aviation and are defined as "Any specification for physical characteristics, configuration, matériel, performance, personnel or procedure, the uniform application of which is recognized as necessary for the safety or regularity of international air navigation and to which Contracting States will conform in accordance with the Convention”.

A “Guidance Document” can be any document that gives specific technical assistance, such as guides and guidelines.

A “Recommendation” is

1. a document which gives specific suggestions or
2. the part of an ICAO SARP which is desirable in the interests of safety, regularity or efficiency of international air navigation, and to which Contracting States will endeavour to conform in accordance with the Convention.

An “Assessment Tool” is a document which can be used for evaluation.

Year of Publishing: 
describes the year the document was issued in.

Imprint Sitemap

Funded by
the Health Programme
of the European Union
This website arises from the AIRSAN Project which has received funding from the European Union, in the framework of the Health Programme. Sole responsibility lies with the author. The Consumers, Health, Agriculture and Food Executive Agency (Chafea) is not responsible for any use that may be made of the information contained therein.

Copyright AIRSAN 2013 - 2015 Designed and developed by AIRSAN Project Team