Table 3.

Details of the primary studies identified with their persuasive system design (PSD) categories.

PFMTa mHealthb app	PSD category
	Primary task	Dialogue support	Credibility support	Social support
Squeezy App [41]	Tailoring, personalization, and self-monitoring	Reminders	Expertise	N/Ac
Tät [35]	Tailoring, tunneling, and self-monitoring	Reminders	Expertise	N/A
iBall app (an external device connected via Bluetooth) [35]	Tailoring, personalization, and self-monitoring	Rewards	Expertise	Competition
Bwom app [38]	Tailoring, personalization, and self-monitoring	Social role	Trustworthiness, expertise, surface credibility, and third-party endorsements	N/A
Diário Saúded [34]	Tailoring, personalization, and self-monitoring	Reminders	Expertise	N/A
Penyikang app [40]	Tailoring	N/A	Expertise	N/A
MyHealtheBladder app [37]	Tailoring, personalization, and self-monitoring	Rewards and reminders	Expertise	N/A
Pen Yi Kang [43]	Tailoring, personalization, and self-monitoring	Reminders	Expertise	N/A

^aPFMT: pelvic floor muscle training.

^bmHealth: mobile health.

^cN/A: not applicable.

^dOperant conditioning.