Do the patient education program and nurse-led telephone follow-up improve treatment adherence in hemodialysis patients? A randomized controlled trial

Table 5 Comparison of the mean score of the diet recommendations in the study groups

Time of measurement	Groups		Sig.
	Control (n = 33)	Intervention (n = 33)
	Mean ± SD	Mean ± SD
Before intervention	112.12 ± 43.35	125.75 ± 28.24	*P-value =0.136
After intervention	115.15 ± 36.41	154.54 ± 36.14	**P-value < 0.001
One month after intervention	128.78 ± 35.42	163.63 ± 36.95	**P-value < 0.001
Three months after intervention	134.84 ± 31.83	168.19 ± 30.15	**P-value < 0.001
Sig.	***P-value = 0.344¹	***P-value < 0.0005²

* Independent sample t-test
** ANCOVA test
*** Repeated measures ANOVA
¹Mauchly’s Test of Sphericity showed that the hypothesis of sphericity had not been rejected
²Mauchly’s Test of Sphericity showed that the hypothesis of sphericity had been rejected. Hence, a Greenhouse-Geisser correction was used

ISSN: 1471-2369