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. 2021 Sep 24;9(9):e29928. doi: 10.2196/29928

Table 4.

Utility and perceived acceptability of the SMS text messaging intervention program by the participants (n=349).

Characteristics Participants, n (%)
Usefulness and understanding

Found messages useful 286 (82.0)

Messages were easy to understand 330 (94.6)
Influence on motivation and behavior change  

Messages motivated change 273 (78.2)

Diet was more healthy owing to the messages 219 (62.8)

Exercise increased owing to the messages 213 (61.0)

Messages reminded to take medication 184 (52.7)
Message saving and sharing  

Read at least 80% of messages 318 (91.1)

Saved messages 161 (46.1)

Shared messages with family, friends, or clinicians 126 (36.1)
Appropriate message characteristics  

Number of messages per week 291 (83.4)

Program length (6 months) 297 (85.1)

Time of the day when messages were received 303 (86.8)