I would to need to know what it was referencing. I could be the number calculated from the Framingham risk calculator but 6.31 would be 6.1 out of 100, which is too low for a 93 year old. Did his doctor mention anything else with this number?
what do the numbers mean when they say yuu are a cardic risk when your numbers are6.1
At 93, a major open heart operation is not a very desirable option, especially if his heart is weak. The Lasix helps get the excess water out of his system making it easier for his heart to work while lowering his BP. The Lipitor is a cholesterol med which he is taking to control his lipid profile and keep his arteries clear.
How good is your father's overall health? Also, do you know what his EF% was?