Fig. 1From: Programmed cell death ligand 1 measurement study in granulocyte colony-stimulating factor-producing lung cancer: an observational studyKaplan–Meier curves of overall survival (OS). The median OS of patients with granulocyte colony stimulating factor-producing lung cancer in our hospital (N=13) was 7.3 months (95%CI: 1.1–13.5)Back to article page