Originally Posted by Atticus

It does affect your outcome, but it can affect it both positively or negatively. It doesnt affect your over all % win chance. Thus the other players at the table do not affect your chances of winning, no matter how they play. The only way that it could affect your overall win % outcome is if you let it and start playing based on gut instinct in reaction to the way they played their hand. Ie: You both had a 16 against a dealer 17 and they took a card and received a 4. You then decide to stand because they took a low card.