Table 1 Characteristics of the included studies
Authors [reference] | Year | Country | Number of participants | Duration of intervention | Frequency of SMS | Content of SMS | Measure of adherence |
|---|---|---|---|---|---|---|---|
Owolabi Eo, et al. [28] | 2020 | South Africa | I = 108 C = 108 | 6 months | At an agreed time of the day | Reminder, motivational and support messages, and advice on lifestyle behaviors | MMAS-8 |
Arora S, et al. [17] | 2014 | USA | I = 64 C = 64 | Six months | Two messages daily for six months | Reminder, motivational, expert opinion, and healthy food choices | MMAS-8 |
Abaza H et al., [25] | 2017 | Egypt | I = 34 C = 39 | Three months | Daily for three months and four times per week | Reminder, Educational, interventional‚ and lifestyle messages | MMAS-4 |
Gautier J-F et al., [26] | 2021 | France | I = 170 C = 136 | Three months | Daily for three months | Reminder and importance of adopting healthy behaviors | MMAS-8 |
Kleinman NJ et al. [27] | 2017 | India | I = 44 C = 46 | Six months | Not specified | Reminders and clinical information | Self-reported |
Sugita H et al. [29] | 2017 | Japan | I = 21 C = 20 | Six months | Twice a week for six months | Healthy life-related text messages and the reminder message | MMAS-8 |
Vervloet M, et al. [15] | 2012 | Netherlands | I = 56 C = 48 | Six months | Daily for six months | SMS reminders | RTMM |
Vervloet M et al., [16] | 2014 | Netherlands | I = 56 C = 57 | Two years/24 months | Not specified | SMS reminders | Medication refill adherence |
Adikusuma W et al., [30] | 2017 | Indonesia | I = 25 C = 25 | Three months | Once daily for three months | SMS reminders | MMAS-8 |