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Table 4 Participant responses on system usability, acceptability and satisfaction with the intervention

From: Feasibility, acceptability and preliminary efficacy of a cognitive behavior therapy text-message intervention among individuals with opioid use disorder in Kenya: a randomized feasibility trial

Question

Score

Frequency (N = 27)

%

System Usability

 1. Would like to use this text message intervention frequently

Agree/strongly agree

19

70.4

 2. Found the text-message intervention unnecessarily complex

Agree/strongly agree

2

7.4

 3. Thought text-message intervention was easy

Agree/strongly agree

24

88.9

 4. Would need support of a technical person to be able to use the text message intervention

Agree/strongly agree

1

3.7

 5. Found the various functions in the text message intervention well integrated

Agree/strongly agree

25

92.6

 6. Thought there was too much inconsistency in the text-message intervention

Agree/strongly agree

0

0

 7. Most people would learn to use the text-message intervention quickly

Agree/strongly agree

25

92.6

 8. The text-message intervention very cumbersome to use

Agree/strongly agree

2

7.4

 9. Felt confident using the text-message intervention

Agree/strongly agree

24

88.9

 10. Needed to learn a lot of things before getting going with the text-message intervention

Agree/strongly agree

3

11.1

Client satisfaction

 11. Overall rating the quality of service received

Good/ excellent

26

96.2

 12. Got the kind of service wanted

Yes

27

100

 13. Extent to which the text-message program met participants needs

Most/almost all my needs have been met

21

77.8

 14. Would recommend the text-message program to a friend

Yes

27

100

 15. Satisfaction with the help received from the text-message intervention?

Satisfied /very satisfied

25

92.6

 16. The text-message intervention received helped to deal more effectively with substance use problems

Helped a lot / a little

17

63

 17. Overall satisfaction with the text message intervention

Satisfied /very satisfied

19

70.4

 18. Would enroll to a text-message intervention again if required

Yes

26

96.2

Satisfaction with delivery of the intervention

 

 Opinion about the length of treatment

Just right

18

66.7

 Opinion about the frequency of text messages

Just right

25

92.6

 Opinion about the content of text messages

Just right

18

66.7