Vertaling van "suicides are also often collected by means " (Nederlands → Frans) :

With no systematic records available of the attempted suicides that have been seen by a doctor, the data concerning attempted suicides are also often collected by means of general population surveys.
En l’absence d’enregistrement systématique des tentatives de suicide aboutissant auprès d’un médecin, les données sur les tentatives de suicide sont souvent recueillies également par le biais d’enquête en population générale.

Suicidal ideation is also measured by means of questionnaires in which the people being interviewed are asked if they ever happen to think of killing themselves.
L’idéation suicidaire se mesure également, par le biais de questionnaires dans lesquels il est demandé à la personne interrogée s’il lui arrive de penser à se donner la mort.

They also aim to find out whether the patients are satisfied with the help provided, whether the latter intend to consult their GP in case of a crisis, what their present psychosocial functioning is and whether there were any recurrences of suicidal behaviour. The psychosocial functioning is measured by means of the following instruments (which have been validated internationally): the General Health Questionnaire (GHQ12), the Beck Hopelessness Scale (BHS), the Positive and Negative Affectivity Scale (PANAS).
Le fonctionnement psychosocial est mesuré à l’aide des instruments suivants (validés internationalement): General Health Questionnaire (GHQ12), l’échelle de Beck, qui évalue l’anxiété et la dépression, Positive and Negative Affectivity Scale (PANAS).