Vertaling van "have considerably improved the quality " (Nederlands → Frans) :

Over the last few years, certain emergency services have considerably improved the quality of the manner in which suicidal individuals are received and taken care of.
Ces dernières années, certains services d’urgence ont considérablement amélioré l’accueil et la prise en charge des suicidants.

Matched programmes for improving the quality of life of those who have reached – or are reaching – an advanced age, so as to make the ageing process a positive experience.
Programmes assortis d’une amélioration de la qualité de vie de ceux qui ont atteint – ou atteignent – un âge avancé, pour que le vieillissement soit une expérience positive.