Quoting rcsa
It seems to me that the commenting community on this thread breaks down broadly into three groups:
I take it you know the old aviator's saw in relation to assuming things? My straw poll of professional pilots has the majority saying that unless there was some circumstance or information which no-one has yet disclosed, they would have evacuated - the potential downside of sitting tight outweighing the risks of an evacuation. Admittedly these are people who fly for a variety of major, first world airlines, your mileage may vary elsewhere in the world.