No, they didn’t go into how the analysis was done.
But, I wouldn’t expect that in an initial press conference - in which the Malaysian government wanted to directly notify the families and public - BEFORE - it inevitably leaked out to the press.
“No, they didn’t go into how the analysis was done.”
Loose translation from news conference: Nothing to see here, folks. Your loved ones are dead. (Now go home so our airport doesn’t have a crowd of grieving families in the lobby. It’s bad for business.)