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Table 1 AE reported by the patients within the trial period

From: Safety and patients’ satisfaction of transcutaneous Supraorbital NeuroStimulation (tSNS) with the Cefaly® device in headache treatment: a survey of 2,313 headache sufferers in the general population

 

Number of patients

Percentage of AE

Percentage of patients

Do not like the feeling and do not want to continue using the device

29

29.29%

1.25%

Sleepiness during the Cefaly® session

12

12.12%

0.52%

Headache after a Cefaly® session

12

12.12%

0.52%

Reversible forehead skin irritation

5

5.05%

0.22%

Insomnia

4

4.04%

0.17%

Feeling of fatigue

3

3.03%

0.13%

Persistent forehead paresthesia for several minutes after the session

3

3.03%

0.13%

Feeling of stress during the session

3

3.03%

0.09%

Allergic skin reaction

2

2.02%

0.09%

Dental pain during the session or at the beginning

2

2.02%

0.09%

Inability to keep eyes open during sessions

2

2.02%

0.09%

Feeling of contusion on the forehead during a few days

2

2.02%

0.09%

Pre-existing tinnitus increased during the session

1

1.01%

0.04%

Tinnitus appearing during some sessions

1

1.01%

0.04%

Red eye after a session

1

1.01%

0.04%

Eyes weeping during a session

1

1.01%

0.04%

Wake up during night with a feeling of anxiety and tremor

1

1.01%

0.04%

Vertigo during the first session

1

1.01%

0.04%

Vomiting after a session

1

1.01%

0.04%

Forehead skin burning sensation during a session

1

1.01%

0.04%

Cervical pain during sessions

1

1.01%

0.04%

Cervical pain with nausea after the two first sessions

1

1.01%

0.04%

Short feeling of electrical shock

1

1.01%

0.04%

Slight pain at one eyebrow during the first session

1

1.01%

0.04%

Nausea and vertigo during sessions

1

1.01%

0.04%

Nausea during sessions

1

1.01%

0.04%

More head pain when using the device during a headache

1

1.01%

0.04%

Forehead and cranial anaesthesia feeling during a few hours after a session

1

1.01%

0.04%

Pressure feeling between the eyebrows during sessions

1

1.01%

0.04%

Numbness at the back of the head after a session

1

1.01%

0.04%

Stronger paresthesia feeling on the left side

1

1.01%

0.04%

Stronger paresthesia feeling on the right side

1

1.01%

0.04%

Subjective tachycardia during a session

1

1.01%

0.04%

Migraine feeling during sessions

1

1.01%

0.04%

  1. Complaints reported by patients.