Boone, Claire; Celhay, Pablo A.; Gertler, Paul J.; … - 2022
missing. We study a nationwide SMS appointment reminder program in Chile for chronic disease patients at public primary care … visits per by 5.1% on average. The program did not change the number of visits by chronic patients eligible to receive the … reminder, but it instead increased visits by other patients, ineligible to receive reminders in clinics that adopted the …