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. 2015 Aug 25;10(5):2723–2730. doi: 10.3892/ol.2015.3631

Figure 3.

Figure 3.

RFS analysis and the factors affected by the clinicopathological characteristics of 20 patients with non-gastric small GISTs, determined by Kaplan-Meier analysis. (A) RFS in all patients. (B) Association between Ki-67 index (%) and RFS. No difference was found in RFS between Ki67 indices ≤5% and >5%, thus Ki-67 was not a prognostic indicator for small GISTs. (C) The RFS in the patients with rectal small GISTs and patients with non-rectal small GISTs was markedly different. The non-rectum group demonstrated a longer RFS compared with the rectum group (77.0±5.4 vs. 54.6±12.2 months; P=0.049) (D) No difference was found in the RFS between tumors <1 cm and those 1–2 cm in size. RFS, recurrence-free survival; GIST, gastrointestinal stromal tumors.