Leslie Hamilton, who is part of a national steering group looking at increasing the rate of audits, said the situation was "unacceptable".

BBC: Bristol babies heart scandal mother wants cardiac audits

Leslie Hamilton, vice chair of Safe and Sustainable, the NHS group reviewing children's congenital heart services, said he believed there had been a recognition by some experts in the field that "change is needed" based on clinical evidence that larger units had better results "by way of fewer deaths and fewer complications".

BBC: Opposition to Royal Brompton child heart surgery plans

Simon Hamilton of the DUP and the UUP's Leslie Cree were among the members who argued that the Republic of Ireland's policy of levying corporation tax at 12.5% reduces the level of foreign direct investment (FDI) in Northern Ireland.

BBC: Northern Ireland Assembly