Table 3.

Non-adherence to diet and fluid intake before and after the intervention in the two groups

Intergroup comparison							Intragroup comparison
Variable	Non-adherence criteria	Stage	Group	f (%)	Mann-Whitney U		Group	Wilcoxon Signed Ranks
					Z	p		Z	p
IDWG (Kg)	> 5.7% of dry weight	Before	mHealth	13 (37.1)	-1.89	0.058	mHealth	-3.60	< 0.0001
			Face-to-Face	21 (60.0)
		After	mHealth	0 (0.0)	-2.98	0.003	Face-to-Face	-3.60	< 0.0001
			Face-to-Face	8 (22.8)
K (mmol/l)	> 6	Before	mHealth	2 (5.7)	-1.42	0.154	mHealth	-1.41	0.157
			Face-to-Face	0 (0.0)
		After	mHealth	0 (0.0)	0.00	1.00	Face-to-Face	0.00	1.00
			Face-to-Face	0 (0.0)
TC (mg/dl)	> 200	Before	mHealth	19 (54.2)	-0.48	0.632	mHealth	-2.98	0.003
			Face-to-Face	21 (60.0)
		After	mHealth	5 (14.2)	-0.32	0.744	Face-to-Face	-3.27	0.001
			Face-to-Face	6 (17.1)
TG (mg/dl)	> 150	Before	mHealth	23 (65.7)	-0.24	0.804	mHealth	-3.00	0.003
			Face-to-Face	22 (62.8)
		After	mHealth	14 (40.0)	-2.38	0.017	Face-to-Face	-0.70	0.480
			Face-to-Face	24 (68.5)
AL (g/dl)	< 3.5	Before	mHealth	8 (22.8)	0.00	1.00	mHealth	-2.33	0.020
			Face-to-Face	8 (22.8)
		After	mHealth	1 (2.8)	-0.58	0.558	Face-to-Face	-1.89	0.058
			Face-to-Face	2 (5.7)
FER (µg/l)	< 30 and > 300	Before	mHealth	23 (65.7)	-0.96	0.333	mHealth	-2.00	0.046
			Face-to-Face	19 (54.2)
		After	mHealth	15 (42.8)	-0.95	0.342	Face-to-Face	0.00	1.00
			Face-to-Face	19 (54.2)

SD: Standard Deviation, df; degree of freedom, IDWG: interdialytic weight gain, K: potassium, TC: total cholesterol, TG: triglyceride, AL: albumin, FER: ferritin