Figure 1.

(a) Kaplan–Meier curves representing squamous cell carcinoma progression-free survival (metastasis or local recurrence) in solid organ transplant recipients and immunocompetent patients (Log-rank x² = 0.277; p = 0.599). (b) Kaplan–Meier curves representing squamous cell carcinoma local recurrence-free survival in solid organ transplant recipients and immunocompetent patients. (Log-rank x² = 0.716; p = 0.397). (c) Kaplan–Meier curves representing squamous cell carcinoma metastasis-free survival in solid organ transplant recipients and immunocompetent patients (Log-rank x² = 0.307; p = 0.580).