It's a good thing...(Spoiler)
(SPOILER AHEAD)
...that he went back and looked at the woman again after he mistakenly thought she was dead and left her behind, just before he fell into the hidden cave. But I don't know why he did go back to her after he escaped from the cave. Maybe he decided to check one more time, just to be absolutely certain she was dead. Good thing he did go back, though, since it turned out she was still alive.