Fig. 10From: An empirical analysis of dealing with patients who are lost to follow-up when developing prognostic models using a cohort designThe percentage of the partially synthetic development data with the outcome based on the simple solution for addressing loss to follow-up as a function of the loss to follow-up amount. The black dashed line is the true percentage of patients with the outcome. The red line is the outcome % in the data when all patients lost to follow-up are excluded, green is the % in the data when all the patients lost to follow-up are included and blue is the data when all patients without the outcome lost to follow-up are excludedBack to article page