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. 2013 Mar 6;8(3):e58087. doi: 10.1371/journal.pone.0058087

Figure 4. CD28 abs and death risk, overall survival and progress-free survival. CD28 abs and death risk.

Figure 4

(A). Distribution of patients with or without CD28 abs according to whether patients died from melanoma or not (p = 0.043, chi-square test), n = 230; CD28 abs and overall survival (B). Kaplan-Meier curve showing correlation between overall survival and occurrence of CD28 abs in melanoma patients (p = 0.559, Log-rank test), n = 230; CD28 abs and progress-free survival (C). Kaplan-Meier curve showing correlation between progress-free survival and occurrence of CD28 abs in melanoma patients (p = 0.952, Log-rank test), n = 230.