Table 2.

Overview of the recommended users and functionalities of apps (N=177). CCR: creatinine clearance rate; CKD: chronic kidney disease; eGFR: estimated glomerular filtration rate; HCP: health care professionals.

Functionalities	Patients (N=67), n (%)	HCPs (N=67), n (%)	Both (N=43), n (%)
CKD information	38 (57)	3 (4)	1 (2)
CKD self-management	38 (57)	0 (0)	0 (0)
E-consultation	17 (25)	0 (0)	0 (0)
CKD nutrition education	16 (24)	0 (0)	1 (2)
eGFR calculation	13 (19)	14 (21)	33 (77)
E-appointment	8 (12)	0 (0)	0 (0)
Various reminders	7 (10)	0 (0)	0 (0)
Social media	6 (9)	1 (1)	0 (0)
CKD staging	5 (7)	6 (9)	10 (23)
Medicine information	3 (4)	0 (0)	0 (0)
Nutrition calculation	2 (3)	0 (0)	2 (5)
Medical resources inquiries	2 (3)	0 (0)	0 (0)
CCR calculation	1 (1)	1 (1)	11 (26)
CKD knowledge test	1 (1)	0 (0)	0 (0)
Report generator	1 (1)	0 (0)	1 (2)
Activities news	1 (1)	0 (0)	0 (0)
Risk assessment	1 (1)	3 (4)	0 (0)
Emergency call	1 (1)	0 (0)	0 (0)
Privacy management	1 (1)	0 (0)	0 (0)
Comprehensive clinical calculation (including eGFR)	0 (0)	30 (45)	0 (0)
Provision of CKD medical professional information	0 (0)	16 (24)	0 (0)
Clinical decision support for CKD	0 (0)	14 (21)	0 (0)
Consultation management	0 (0)	7 (10)	0 (0)
Patient management	0 (0)	5 (7)	0 (0)
Body surface area calculation	0 (0)	3 (4)	4 (9)
Body mass index calculation	0 (0)	2 (3)	3 (7)
Other clinical decision support	0 (0)	2 (3)	0 (0)
Appointment reminder	0 (0)	2 (3)	0 (0)
CKD evaluation	0 (0)	1 (1)	0 (0)
Provision of CKD nutritional care professional information	0 (0)	1 (1)	0 (0)
eGFR information	0 (0)	1 (1)	4 (9)
Ideal body weight calculation	0 (0)	1 (1)	4 (9)
Appointment management	0 (0)	1 (1)	0 (0)
Teleconsultation	0 (0)	1 (1)	0 (0)
CCR severity grading	0 (0)	0 (0)	1 (2)