Table 7 Exclusion criteria.

From: A randomised clinical trial comparing 35 Hz versus 50 Hz frequency stimulation effects on hand motor recovery in older adults after stroke

Dermatological reactions with the application of stimulation

Significant sensory deficits in the affected arm

Previous musculoskeletal problems of the hand

Treatment with the botulin toxin

Anti-spastic medication usage

Cardiac pacemaker, implanted electronic device, or metal implants in the affected arm

Complex regional pain syndrome

Severe aphasia, history of epileptic seizures, psychiatric disorder, or important alterations of behavior

Severe visual impairment

Any comorbid neurological disease

Important deformity or obesity that affects the application of the NMES

Potentially fatal cardiac arrhythmia or other descompensated heart disease

Systemic infectious process, cancer, or other terminal disease