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

Table 2 Comparison of the mean score of the treatment adherence to HD in the study groups

Time of measurement	Groups		Sig.
	Control (n = 33)	Intervention (n = 33)
	Mean ± SD	Mean ± SD
Before intervention	236.36 ± 76.58	257.84 ± 94.69	*P-value =0.269
After intervention	323.48 ± 77.54	468.78 ± 70.26	**P-value < 0.001
One month after intervention	343.93 ± 70.71	531.81 ± 61.64	**P-value < 0.001
Three months after intervention	350.00 ± 69.87	556.06 ± 55.56	**P-value < 0.001
Sig.	***P-value =0.113¹	***P-value < 0.0005²

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

ISSN: 1471-2369