Figure 9. Kaplan-Meier survival curves for patients with idiopathic DIP or cellular NSIP (CNSIP), fibrotic NSIP (FNSIP), and UIP. Patients with idiopathic DIP and cellular NSIP have excellent survival, those with idiopathic UIP have the worst survival, and those with idiopathic fibrosing NSIP have an intermediate survival (P < .001). (Reprinted, with permission, from reference 26.)