Figure 1.

Clinical event rates in patients with MG with and without refractory illness.

(a) Annual mean (± standard error) per patient number of hospitalizations and ICU visits in patients with refractory or nonrefractory MG (Study 1),²⁴ and acute exacerbations in patients with refractory MG (Study 2).²⁶ (b) Unadjusted percentages of patients who experienced myasthenic crises, myasthenic exacerbations, ER visits, and inpatient hospitalizations over a 1-year period.²⁵

ER, emergency room; ICU, intensive care unit; MG, myasthenia gravis.