. 2021 Oct 21;9(10):e26233. doi: 10.2196/26233

Table 2.

Participant follow-up rate, fidelity of intervention delivery, and use of the SaltSwap app (n=47).

Progression criteria	Total			Control (n=16)			SaltSwap (n=31)
	n (%)	95% CI	n (%)		95% CI	n (%)		95% CI
Follow-up rate	45 (96)	85-99	16 (100)		79-100	29 (94)		79-99
Fidelity of the intervention (advice) session^a	N/A^b	N/A	N/A		N/A	25 (81)		63-93
Use of the SaltSwap app	N/A	N/A	N/A		N/A	27 (87)		70-96

^aAudio recordings for the assessment of intervention fidelity were available for 25 of the 31 advice sessions delivered.

^bN/A: not applicable.