Fig. 2From: Serum markers of CYFRA 21-1 and C-reactive proteins in oral squamous cell carcinomaSurvival curves in 130 OSCC patients related to the preoperative CYFRA 21-1. a The lower CYFRA 21-1 group (<3.3 ng/mL) showed better DFS compared to the higher CYFRA 21-1 level group (≥3.3 ng/mL) (P = 0.124). b The lower CYFRA 21-1 group showed similar OS compared to the higher CYFRA 21-1 level group (P = 0.665)Back to article page