Around half of all (Member) States have some data on victims detected when in international protection procedures, but the data sources are inconsistent and incomplete making it difficult to give a comprehensive picture of the scope of the problem at EU level. Nonetheless the fact that there is evidence of victims going unidentified may mean they are not granted the protection and/or assistance available to them under EU law.
In view of this, proactive methods of detection in (Member) States can be considered good practice and a number of (Member) States implement such methods as screening of all applicants for international protection, training of case workers, and provision of information to facilitate self-reporting