Figure 1From: Family history of the cancer on the survival of the patients with gastrointestinal cancer in northern Iran, using frailty models Survival curve of GI tract cancer patients using Kaplan-Meier method. (a), (b) Kaplan-Meier estimates of the survival curves for GI tract cancer data separated by family history of cancer and gender, respectively. (c) Kaplan-Meier overall survival curves.Back to article page