A “well-known individual” has failed in his attempt to stop two media organisations from publishing allegations of inappropriate sexual activities towards young women, the high court has ruled.

The legal team for the anonymous individual, known in court only as PPT, had claimed he was “highly likely” to attempt suicide if the Guardian and ITN published the allegations, which he denies.

PPT’s legal team said he had attempted to kill himself twice since being contacted about the allegations in May. On the second occasion he absconded from a secure hospital to do so, they said.

The judge in the case, Mr Justice Nicklin, concluded he was satisfied that a decision to permit publication of the claims, the anticipation of publication and publication itself “would each materially increase the claimant’s risk of suicide”.

“That increase would be very substantial,” he said.

However, he found that it was for the state’s health services to protect PPT from harm in the form of mental health treatment, rather than…