Table 3.

Comparison of OHIP and NEO-FFI scores before and after treatment among the study sample (n = 50, 26 females and 24 males).

Group	Variable Pairs	Mean difference	SE Mean	95% CI of difference		t	df	P
				Lower	Upper
All Sample	OHIP Before–OHIP After	2.480	1.386	− .305	5.265	1.789	49	.080
	N Before–N After	− .520	.902	− 2.332	1.292	− .577	49	.567
	E Before–E After	− .460	.844	− 2.156	1.236	− .545	49	.588
	O Before–O After	.540	.802	− 1.071	2.151	.674	49	.504
	A Before–A After	.500	.726	− .958	1.958	.689	49	.494
	C Before–C After	.880	.987	− 1.104	2.864	.891	49	.377
Males	OHIP Before–OHIP After	− 1.375	2.069	− 5.656	2.906	− .664	23	.513
	N Before–N After	− .375	.961	− 2.363	1.613	− .390	23	.700
	E Before–E After	.083	1.111	− 2.216	2.382	.075	23	.941
	O Before–O After	1.542	1.025	− .579	3.662	1.504	23	.146
	A Before–A After	− .292	.829	− 2.006	1.422	− .352	23	.728
	C Before–C After	1.042	1.337	− 1.724	3.808	.779	23	.444
Females	OHIP Before–OHIP After	6.038	1.597	2.750	9.327	3.782	25	.001
	N Before–N After	− .654	1.510	− 3.764	2.456	− .433	25	.669
	E Before–E After	− .962	1.270	− 3.578	1.655	− .757	25	.456
	O Before–O After	− .385	1.208	− 2.872	2.103	− .318	25	.753
	A Before–A After	1.231	1.165	− 1.169	3.631	1.056	25	.301
	C Before–C After	.731	1.467	− 2.291	3.752	.498	25	.623

SE Mean = Standard error mean, CI = Confidence intervals, t = t statistics, df = Degree of freedom, P = Significance probability value, OHIP = Oral Health Impact Profile score, Before = Before treatment, After = After treatment, N = Neuroticism, E = Extraversion, O = Openness, A = Agreeableness, C = Conscientiousness.