If his wife had believe in what he was saying was correct and if she believe in this version of life, then she would not have summoned help to change the path of events. So our Fru could not let the man stay and die, because the situation would have been very bad, as it would been said "Ambulance service lets a man of faith die". People of any faith or none can and have done some impossible things, like allowing the "will" or allow life to quit or go on. The medical profession can tell you that "will power" can have many strange effects. One notice I read in an operating room said watch what you say as the sub-conscious can act on the information, and they have notice that when they are very positive over the outcome of a procedure and in reality it was very bad situation the patient would recover, when in reality the odds were in favour of terminating. There be many things to learn about the power of the mind and the will to survive and the desire to see what is beyond this life and world