Validation of the Turkish version of the Liverpool Oral Rehabilitation Questionnaire version 3 (LORQv3) in prosthetically rehabilitated patients with head and neck cancer

Table 5 Differences for items 26 to 31, referring to maxillary dentures or implant-retained teeth, among study groups

	Maxillary sinus cancer rehabilitated with maxillary obturator following surgery alone (A)		Maxillary sinus cancer rehabilitated with maxillary obturator following surgery plus radiotherapy with/without chemotherapy (B)		Nasopharyngeal cancer rehabilitated with conventional prosthesis following radiotherapy with/without chemotherapy (C)
	n = 15		n = 23		n = 8
	Mean	SD	Mean	SD	Mean	SD
If upper dentures or implant retained crown, bridges or dentures (YES to question 24 or question 25)
26. Were you dissatisfied with your upper denture/implant retained crown, bridges or dentures?**	2.66	0.97	2.39	0.94	1.25	0.46
27. Did your upper denture/ implant retained crown, bridges or dentures cause any soreness or injury to the gum?**	2.20	0.86	2.52	0.89	1.37	0.51
28. Did food particles collect under your upper denture/implant retained crown, bridges or dentures?*	2.53	0.74	2.95	0.87	1.87	0.99
29. Did you take out your upper denture/implant retained crown, bridges or dentures for eating?	1.53	0.91	1.34	0.77	1.25	0.46
30. Did you feel anxious with your upper denture/implant retained crown, bridges or dentures?**	2.53	0.99	2.78	0.73	1.62	0.51
31. Were you worried about your upper denture/implant retained crown, bridges or dentures?*	2.26	0.79	2.73	1.05	1.62	0.74

SD, standard deviation; Kruskal-Wallis test for differences between 3 groups: *P < 0.05, **P < 0.01. Post hoc comparisons using Dunn's test revealed following significant differences among groups at p <0.05 significance level: Group A vs Group C, Group B vs Group C for item 26; Group B vs Group C for item 27; Group B vs Group C for item 28; Group A vs Group C, Group B vs Group C for item 30; Group B vs Group C for item 31.

ISSN: 1472-6831