Table 1 SMS messages in the SPPA clinical trial
SMS | Time of receipt | Content of the SMS |
|---|---|---|
Welcome SMS | Day after enrolment | “Welcome in the SPPA trial. We would like to thank you for participating in this clinical trial. Your participation might help to improve health of other patients as well as the Slovak health care system. Your SPPA trial research team.” |
Sample SMS reminder (intervention group only) | Daily for 3 months; starting the day after enrollment | “Please, be reminded to take your blood pressure-lowering drug(s): <DRUG NAME & STRENGHT>: <DOSAGE>, <FREQUENCY>, <FURTHER INSTRUCTIONS, IF APPLICABLE>. Thank you very much for taking care of your health. Your SPPA trial research team.” |
End-of-trial SMS | 3 months after the enrolment | “Thank you very much for your participation in the SPPA trial. Your prescheduled appointment at the trial pharmacy is on < DATE>, please bring your marked drug package(s) with you. We will be looking forward to your visit. Your SPPA trial research team.” |