Fig. 3
From: The endocannabinoid system’s genetic polymorphisms in sickle cell anemia patients

Cox proportional hazards regression and cumulative incidence curve for priapism development considering -α3.7kb-thalassemia mutation as a covariate. Hazard ratio and cumulative incidence of priapism in patients with SCA according to the CNR2 rs35761398 polymorphism, adjusted by -α3.7kb-thalassemia mutation as a covariate, using Cox proportional hazards regression analysis. HR, hazard ratio; CI, confidence interval.