Despite the time and effort that goes into recruiting and inducting new staff members, a quarter of newly hired permanent employees leave within a year, usually at the request of the new staff member, according to an analysis of 44,000 contracts conducted by Acerta. The problem is often due to poor integration of the new employee into their team

Links:
Only available in FR – Un quart des CDI ne durent même pas un an (L’Echo)
Only available in NL – Slechte onboarding: 60% van nieuwe medewerkers overweegt vertrek (Robert Half)


Source: http://www.hralert.be/fr/news/1-contrat-sur-4-est-un-coup-dans-l%E2%80%99eau (HR Alert)