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Table 2 Comparison of ipsilateral and contralateral MEP parameters

From: Clinical and physiological effects of transcranial electrical stimulation position on motor evoked potentials in scoliosis surgery

Parameter Latency (ms) Amplitude (mV) Intensity (mA)
First MEP    
Ipsilateral MEP 28.6 (3.1) 59.9 (37.9) 64.7 (15.1)
Contralateral MEP 28.5 (3.2) 54.8 (29.2) 64.6 (16.2)
Maximum MEP    
Ipsilateral MEP 28.4 (3.2) 94.6 (39.4) 70.6 (14.1)
Contralateral MEP 28.4 (3.2) 93.8 (41.6) 71.7 (13.5)
  1. Each value indicates mean and (standard deviation)