correlational
Analysis v1
Strong Support

Among patients with advanced colorectal cancer who undergo surgery to relieve symptoms, those who were physically active before surgery (at least 12 MET hours per week) did not live longer than those who were less active, after accounting for differences in tumor location, extent of surgery, and chemotherapy use.

53
Pro
0
Against

Evidence from Studies

Supporting (1)

53

Community contributions welcome

People with advanced colon cancer who were active before surgery didn’t live longer than those who weren’t, even though they had fewer complications right after surgery. So being active helps recovery but doesn’t extend life in this case.

Contradicting (0)

0

Community contributions welcome

No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.