We are examining whether or not there's any new information which has come to light which could lead to a previous criminal investigation being reopened or to an entirely new investigation.
If we get to this stage, our next step will be to establish if there's any realistic potential for criminal charges and prosecution.
Due to the complex nature of our case-by-case review, at this stage we cannot be clear about timescales but we do anticipate that this will take many months.
What does the decision to appoint trust special administrators to run Mid Staffordshire NHS Foundation Trust mean?
The Health Secretary's response came after failings at Mid Staffordshire NHS Trust, which highlighted the suffering of hundreds of people.
The Health Secretary, Jeremy Hunt, has today outlined new plans for NHS following the Stafford scadal