showed a trendp = 0.07
More specifically, the prognosis of stage I and II right- and left-sided CRCs was similar (HR = 0.69 [0.35–1.35], p = 0.28 and HR = 0.85 [0.59–1.23], p = 0.40, respectively), stage III right-sided tumors showed a trend towards poorer OS (HR = 1.34 [0.98–1.85], p = 0.07), whereas stage IV right-sided CRCs had a significantly worse outcome (HR = 1.55 [1.13–2.12], p = 0.005).