Table 6.

Results of discriminative validity analysis: means ± SE of the OHIP-LT estimates, by demographic and clinical groups of subjects.

Group of Subjects	n	Percentage of Response Options “Fairly Often” and “Very Often”	Sum Score	General Factor a	Factor 1 Psychosocial Impacts	Factor 2 Functional Limitations	Factor 3 Orofacial Pain	Factor 4 Speech Limitations
All subjects	67	23.17 ± 2.21	35.23 ± 1.96	0.00 ± 0.12	0.00 ± 0.12	0.00 ± 0.12	0.00 ± 0.12	0.00 ± 0.12
Sex:
male	21	20.91 ± 3.97	32.32 ± 3.47	−0.19 ± 0.22	−0.36 ± 0.20	−0.14 ± 0.22	0.14 ± 0.19	−0.0 ± 0.21
female	46	24.20 ± 2.67	36.55 ± 2.37	0.09 ± 0.15	0.17 ± 0.15	0.06 ± 0.15	−0.06 ± 0.15	0.01 ± 0.15
		p = 0.405	p = 0.327	p = 0.262	p = 0.048	p = 0.311	p = 0.311	p = 0.882
Age:
≤40 yrs	27	27.86 ± 3.20	39.73 ± 2.81	0.26 ± 0.18	0.44 ± 0.18	0.07 ± 0.19	−0.01 ± 0.20	0.15 ± 0.21
>40 yrs	40	20.00 ± 2.92	32.19 ± 2.60	−0.18 ± 0.16	−0.30 ± 0.15	−0.04 ± 0.16	0.01 ± 0.15	−0.10 ± 0.15
		p = 0.020	p = 0.034	p = 0.040	p = 0.004	p = 0.458	p = 0.949	p = 0.255
Presence of CAL ≥ 5 mm:
≤30%	52	18.60 ± 1.85	31.86 ± 1.86	−0.21 ± 0.11	−0.13 ± 0.13	−0.12 ± 0.11	−0.23 ± 0.12	−0.17 ± 0.12
>30%	15	38.99 ± 6.01	46.92 ± 4.95	0.71 ± 0.32	0.46 ± 0.26	0.41 ± 0.37	0.82 ± 0.28	0.59 ± 0.30
		p = 0.003	p = 0.005	p = 0.010	p = 0.037	p = 0.052	p = 0.001	p = 0.020
Spacing:
no spacing	36	16.91 ± 2.30	30.33 ± 2.13	−0.31 ± 0.13	−0.28 ± 0.15	−0.25 ± 0.11	−0.15 ± 0.15	−0.19 ± 0.14
had spacing	31	30.43 ± 3.56	40.92 ± 3.17	0.36 ± 0.20	0.33 ± 0.18	0.29 ± 0.22	0.17 ± 0.19	0.22 ± 0.20
		p = 0.004	p = 0.010	p = 0.013	p = 0.009	p = 0.105	p = 0.213	p = 0.155

Notes: OHIP-LT: Oral Health Impact Profile, Lithuanian version; SE: standard error; CAL: Clinical attachment loss; ^a A factor from the single-factor solution; Values p < 0.05 are in bold (Mann-Whitney U test).