Fig. 2

Proportion of patients with or without (A–F) symptoms and (G–H) requirement for assistance. MG, myasthenia gravis; MGFA, Myasthenia Gravis Foundation of America; n, number of patients. Figures show proportion of patients in MGFA class I, II, and III/IV for whom their physician reported (A–F) absence of symptom or presence of mild/moderate/severe symptom and (G–H) requirement or non-requirement for assistance. The number of patients was n = 367 for MGFA class I, n = 579 for MGFA class II, and n = 286 for MGFA class III/IV