Table 3.

Summary of participants’ acceptability

Questionnaires	Total (n = 30)	Sham group (n = 15)	Active group (n = 15)	p-value
1. It was easy to prepare the device and accessories.	9.87 ± 0.43	9.80 ± 0.56	9.93 ± 0.26	0.41
2. The device was unnecessarily complex.	0.00 ± 0.00	0.00 ± 0.00	0.00 ± 0.00	1.00
3. The device was easy to use.	9.97 ± 0.18	9.93 ± 0.29	10.00 ± 0.00	0.33
4. I felt the video conferences with a technical person were helpful.	9.00 ± 2.24	8.73 ± 2.55	9.27 ± 1.94	0.52
5. I would imagine that most people would learn to use this device quickly.	9.77 ± 0.57	9.67 ± 0.62	9.87 ± 0.52	0.34
6. The device was cumbersome to use.	0.17 ± 0.53	0.27 ± 0.70	0.07 ± 0.26	0.32
7. I felt confident using the device.	9.83 ± 0.91	9.67 ± 1.29	10.00 ± 0.00	0.33
8. I needed to learn a lot of things before I could get going with this device.	0.37 ± 1.03	0.53 ± 1.36	0.20 ± 0.56	0.39
9. The effectiveness of the treatment increased over the course of treatment.	6.07 ± 3.90	6.47 ± 3.50	5.67 ± 4.35	0.58
10. I felt that transcranial electrical stimulation treatment benefited me.	6.07 ± 3.78	5.80 ± 3.55	6.33 ± 4.10	0.70

Note. Mean ± standard deviation are presented in the first three columns. The scale is 0 (strongly disagree) to 10 (strongly agree).