Do Self-Expanding Metal Stents as a Bridge to Surgery Benefit All Patients with Obstructive Left-Side Colorectal Cancers?

Figure 3

Kaplan-Meier stratification survival curves for patients in the SEMS and ES groups according to different parameters (log-rank test). (a) 3-year OS in different pT categories. values for different comparisons,  :  (); (b) 3-year DFS in different pT categories. values for different comparisons,  :  (); (c) 3-year OS in different cM categories. values for different comparisons,  :  (), (); (d) 3-year OS for different com (comorbidity) status. values for different comparisons.

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(b)

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