Furthermore, tumor site (HR: 2.242; 95% CI: 1.052-4.1774; p=0.036), higher TNM stage (HR: 2.441; 95% CI: 1.616-3.688; p=0.000), and AFP positivity (HR: 2.9441; 95% CI: 1.573-5.509; p= 0.001) were associated with unfavorable OS. Here, AFP is linked to neoplasm.