Wow, this is seriously upsetting. The fact that so many people are dying of pancreatic cancer is very, very scary to me, and it's so many young people at this point.
He lived about a year after his diagnosis, which occurred when he was jaundice. His health / quality of life was ok after, some weeks were good, some were bad, but yeah it was stage 4 when they caught it, and there is / was only so much you can do, especially 23 years ago.
Fun Fact: He worked on the Univac! Spent his career with Unisys afterward.