Figure 2From: The correlation between motor impairments and event-related desynchronization during motor imagery in ALS patientsCorrelation between bulbar scale and ERD of ALS patients. A: Correlation between bulbar scale and disease duration. B, C. Correlation between bulbar scale and ERD of ALS patients with left and right hand imagery. B. Left hand imagery. C. Right hand imagery. The more worsen bulbar scale, the smaller ERD.Back to article page