Table 1. Internal consistency, test-retest reliability and descriptive data of overall OHRQoL and its subscales.

	Number of items	Mean	ICC	95% CI	Cronbachs alpha
Oral symptoms	6	4.87±3.54	0.863	0.818–0.898	0.624
Functional limitations	9	4.66±4.37	0.805	0.743–0.853	0.723
Emotional wellbeing(EWB)	9	4.47±5.74	0.876	0.835–0.908	0.869
Social wellbeing(SWB)	13	3.13±5.04	0.921	0.894–0.942	0.845
CPQ11-14	37	17.15±15.75	0.923	0.896–0.943	0.907