Table 1.

Strategies and features of interventions.

Strategy or feature		Spoelstra et al, 2016 [17]	Greer et al, 2017 [18]	Pereira-Salgado et al, 2017 [20]	Brett et al, 2018 [21]
Strategy
	Medication reminders	✓	✓	✓	✓
	Symptom management information	—a	✓	✓	✓
	Cancer-specific information	—	✓	—	✓
	Individual nurse phone support	—	—	✓	—
	Medication-specific information	—	✓	—	✓
	Recording of side effects	—	✓	✓	✓
	Chat forum	—	—	—	✓
Feature
	SMSb text messages	✓	—	✓	—
	Mobile app	—	✓	—	✓
	Web-based app	—	—	✓	—

^aStrategy or feature not present.

^bSMS: short message service.