Fig. 2From: A competing risk joint model for dealing with different types of missing data in an intervention trial in prodromal Alzheimer’s diseasea The mean observed trajectories up to the last available measurement per group for NTB 5-item composite. b The mean fitted trajectories up to the last available measurement per group for NTB 5-item composite. The numbers denote the number of subjects per group. A higher NTB 5-item score indicates better performanceBack to article page